Current Medical Imaging - Current Issue

Background:Deep learning-based diagnosis systems are useful to identify abnormalities in medical images with the greatly increased workload of doctors. Specifically, the rate of new cases and deaths from malignancies is rising for liver diseases. Early detection of liver lesions plays an extremely important role in effective treatment and gives a higher chance of survival for patients. Therefore, automatic detection and cl Read More

Background Chronic kidney disease has become one of the world's major public health problems, immunoglobulin A (IgA) nephropathy is a common pathological type of CKD. Delaying the progression of IgA nephropathy has currently become the main clinical treatment strategy, precise evaluation of renal pathological injury during follow-up of patients with IgA nephropathy is important. Therefore, it is imperative to devel Read More

Background Many studies have reported Xp 11.2 translocation renal cancer in radioimaging,but there is little literature on the evaluation of Xp11.2 translocation renal cell carcinoma by ultrasound. Objective To investigate the ultrasonographic features and diagnostic value of renal cell carcinoma associated with Xp11.2 translocation/TFE3 gene fusion in children and adolescents. Materials and Methods The clinical and ult Read More

Objective:This article aims to explore the ADC value of ultrahigh b-value DWI and the diagnostic cutoff point in prostate cancer.Methods:A total of 78 patients were included in this study. T2 weighted imaging (T2WI), conventional diffusion-weighted imaging (DWI) (1000 s/mm2), and DWI with ultrahigh b-values of 2000 s/mm2 and 3000 s/mm2 were performed in each patient. With reference biopsy as the gold standard, the ap Read More

Aim Diagnosis of pulmonary thromboembolism (PTE) can be delayed if the signs and symptoms of patients are nonspecific. Introduction To assess the clinical value of deep vein thrombosis (DVT) density on computed tomography (CT) venography for predicting PTE. Methods From 2016 to 2021, patients with DVT diagnosed on lower-extremity CT venography were included. Of these patients, those without PTE were classified into Read More

The blood-brain barrier (BBB) is an important structure that maintains the normal function of the central nervous system (CNS). The functional structure of BBB is closely related to diseases of CNS, including degenerative diseases, brain tumours, traumatic brain injury, stroke, etc. Imaging methods were commonly used to monitor the integrity of BBB, such as DCE-MRI, DSC-MRI, and PET, this contributes to understand the p Read More

Most neurodegenerative diseases such as Alzheimer's and Parkinson's are life-threatening, critical, and incurable affecting mainly the elderly population. Early diagnosis is challenging as disease phenotype is very crucial for predicting, preventing the progression, and effective drug discovery. In the last few years, Deep learning (DL) based neural networks are the state-of-the-art models deployed in industries and ac Read More

Background:DWI and ADC-mapping was performed to analyze hepatic metastasis of GIST, GEP-NET.Objective:The objective of this study is to present hepatic metastasis of GIST and GEP-NET with Diffusion weighted MR imaging(DWI) and the Apparent diffusion coefficients (ADC) values of masses.Methods:18 GIST patients and 8 GEP-NET patients were examined retrospectively. 11 males and 6 females were present in GIST Read More

Introduction:Clear cell hepatocellular carcinoma (HCC) is a rare subtype of HCC. Histologically, clear cell HCC is characterized by the cytoplasmic accumulation of glycogen with a clear cell appearance, constituting > 80% of tumor cells. Radiologically, clear cell HCC demonstrates early enhancement and washout similar to conventional HCC. Occasionally, enhancing capsule and intratumoral fat are accompanied by clear Read More

Background:The liver plays a significant role in the digestive system, and disease in the liver initiates various other problems. The liver is severely affected due to alcohol use, and it initiates various chronic diseases, including Alcohol-Related Liver Disease (ARLD). Alcoholic/Nonalcoholic Fatty Liver Disease (AFLD/NFLD) is a severe medical emergency, and early screening and treatment are necessary to cure the patient. The un Read More

Introduction:Scimitar syndrome is a rare developmental anomaly with an incidence of 2/100.000 births. Major components of this disease are partial anomalous pulmonary venous drainage, pulmonary hypoplasia, systemic arterialization of the right basal lung, and dextroposition of the heart. Horseshoe lung and accessory hemidiaphragm are two rarer components of this disease.Case Presentation:In this paper, horsesh Read More

Introduction:Absent contractility is a kind of esophageal motility disorder. Patients are often diagnosed by endoscopic ultrasonography or high-resolution manometry (HRM). In this paper, we report two cases of absent esophageal contractility first discovered by transabdominal ultrasonography.Case Presentation:The main symptom of both cases was acid reflux, and the main diagnosis was absent esophageal co Read More

Background The usage of artificial intelligence in medical image analysis has significantly surpassed that of earlier related technologies. This paper aimed to investigate the diagnostic accuracy of Artificial Intelligence (AI) based-deep learning models for breast cancer detection. Methods We used the PICO (Patient/Population/Problem, Intervention, Comparison, Outcome) scheme to formulate the research question and constr Read More

Background:Intervertebral disc degeneration (IVD) is now the most prevalent disease in the world; thus, precise intervertebral disc segmentation is essential for the assessment and diagnosis of spinal diseases. Multi-modal magnetic resonance (MR) imaging is more multi-dimensional and thorough than unimodal imaging. However, manual segmentation of multi-modal MRI not only imposes a huge burden on physicians but Read More

Background Researchers have made several advancements in this field, including automatic segmentation techniques, computer-aided diagnosis, mobile-based technology, deep learning methods, hybrid methods etc. All these techniques are beneficial in diagnosing melanoma or segregating skin lesions into different categories. Aim This paper aims to define different types of skin cancers, diagnosis procedures and statistics. T Read More

This paper is an exhaustive survey of computer-aided diagnosis (CAD) system-based automatic detection of several diseases from ultrasound images. CAD plays a vital role in the automatic and early detection of diseases. Health monitoring, medical database management, and picture archiving systems became very feasible with CAD, assisting radiologists in making decisions over any imaging modality. Imaging modaliti Read More

Introduction The present study aimed to analyze the prevalence of hypothyroidism in patients with rheumatoid arthritis (RA). In addition, the study aimed to elucidate the correlation of hypothyroidism with RA activity and to investigate the relationship between RA and thyroid dysfunction. Materials and Methods A total of 314 patients were categorized into two groups according to thyroid stimulating hormone (TSH) level: R Read More

Background Thyroid disorders are prevalent worldwide and impact many people. The abnormal growth of cells in the thyroid gland region is very common and even found in healthy people. These abnormal cells can be cancerous or non-cancerous, so early detection of this disease is the only solution for minimizing the death rate or maximizing a patient's survival rate. Traditional techniques to detect cancerous nodules are co Read More

Background It is difficult to accurately determine whether emergent patients with small-bowel obstruction (SBO) have small-bowel ischemia and necrosis (SBIN). Therefore, in this study, we aimed to assess the ability of abdominal CT scans to predict SBIN and establish a new predictive model. Methods From March 2018 to May 2023, a rigorous posthoc analysis was conducted on whether 177 emergent patients with SBO had SB Read More

Objective The objective of this study is to investigate whether quantitatively measured infrapatellar fat pad (IPFP) signal intensity alteration is associated with joint effusion-synovitis in people with knee osteoarthritis (OA) over two years. Methods Among 255 knee OA patients, IPFP signal intensity alteration represented by four measurement parameters [standard deviation of IPFP signal intensity (IPFP sDev), upper quartile Read More

Ultrasound elastography is an innovation of ultrasound technology that has developed since the 1990s. It has been successfully applied for many organs, such as the thyroid, breast, liver, prostate, and muscle systems, providing qualitative and quantitative information about tissue stiffness for clinical diagnoses. For colorectal tumors, ultrasound elastography can distinguish colon adenoma from colon adenocarcinoma and predi Read More

Introduction The application of compressed sensing (CS) has enabled breath-hold 3D-MRCP with a shorter acquisition time in clinical practice. Aim To compare the image quality of breath-hold (BH) and respiratory-triggered (RT) 3D-MRCP with or without CS application in the same study population. Methods In this retrospective study, from February to July 2020, a total of 98 consecutive patients underwent four different a Read More

Objective Symmetrical bilateral lower extremity edema (BLEE) needs to be treated effectively. Finding the cause of this condition increases the success of treatment. Fluid increase in the interstitial space (FIIS) is always present as a cause or a result. Subcutaneously administered nanocolloid is transported by uptake by lymphatic pre-collectors, and this uptake takes place in the interstitium. We aimed to evaluate the interstitiu Read More

Background Chondrosarcoma in the mastoid is extremely rare, and it is easily misdiagnosed as a facial nerve schwannoma. Objective To identify and compare computed tomography (CT) and magnetic resonance imaging (MRI) features of chondrosarcoma in the mastoid involving the facial nerve, including diffusion-weighted MRI characteristics, with those of facial nerve schwannoma. Methods CT and MRI features of 11 cho Read More

Introduction For patients with acetabular osteolytic metastases involving the articular surfaces, current treatments cannot efficiently rebuild the acetabular bone frame structure and strengthen bone defect area mechanics for weight-bearing. The purpose of this study is to show the operational procedure and clinical outcomes of multisite percutaneous bone augmentation (PBA) for the treatment of incidental acetab Read More

Introduction To analyze the value of magnetic resonance imaging (MRI) in suspicious cases for prenatal detection of placenta accreta (PA). Materials and Methods A total of 50 placental MRI exams performed on a 1.5T scanner were retrospectively reviewed by two radiologists in consensus. HASTE (half-Fourier acquisition single-shot turbo spin echo)and True-FISP (true fast imaging with steady-state precession) se Read More

Background:Paget's disease of bone (PDB) is the second most frequent metabolic bone disease affecting about 3 percent of the Caucasian population older than 55 years. Its etiopathogenesis is unknown. While viral agents like measles and respiratory syncytial virus has been proposed, the role of genetic susceptibility loci such as SQSTM1/p62 gene mutations have been confirmed. A new inhibitory mechanism against ost Read More

Background:MMA (middle meningeal artery) embolization for the treatment of refractory CSDH (chronic subdural hematoma) was first described by Mandai et al. in 2000. More surgeons hadbegun to pay attention to such surgery to treat CSDH and explored the changes in the middle meningealartery in the formation of hematomas.Case Presentation:We present three cases of chronic subdural hematoma after head tr Read More

Introduction:A 65-year-old patient presented with subtle lumbalgia twenty days following his failed endovascular retrograde recanalization of the right iliac artery, followed by a surgical femoral-femoral left-to-right by-pass graft.Case Presentation:Computer tomography angiography (CTA) revealed a left-sided 18 mm large pseudoaneurysm (PA) at the level of L5 lumbar vertebrae adjacent to the aorta. This lumbal artery ori Read More

Background Volumetric Modulated Arc Therapy (VMAT) has recently become a pivotal treatment of oncological diseases due to the high-precise delineation of target volume contours with sparing organs at risk. This procedure requires a high level of experience and precision and is achievable only with advanced diagnostic support. Magnetic Resonance (MRI) and multimodality imaging, such as 18F-fluorodeoxyglucos Read More

Background Portal hypertension has various manifestations, and varices are a common manifestation. Varices can appear in any vein in the body associated with the portal venous system. Case Presentation Herein, we report a case of portal hypertension with gallbladder varices as the main manifestation, which was confirmed by abdominal contrast-enhanced CT with three-dimensional reconstruction and color Doppler ultras Read More

Introduction Lemmel’s syndrome is defined as obstructive jaundice due to a PDD in the absence of choledocholithiasis or a neoplasm. The most common cause is the presence of PDD which arise within 2-3 cm from the ampulla of Vater. Currently, there are very few case reports of this condition, which was first named in 1934 after Dr. Gerhard Lemmel. Case Presentation A 74-year-old female patient presented to the e Read More

Background Ultrasound-guided needle biopsies, including fine-needle aspirations (FNA) and core needle biopsies (CNB), have become an effective technique in the evaluation of thyroid nodules. In this report, we discuss the first reported case, to our knowledge, of thyroid pneumatosis after ultrasound-guided FNA. Case Presentation A 44-year-old woman underwent ultrasound-guided FNA in other hospitals after thyroid ultras Read More

Background:Sesamoids and accessory bones are generally small-sized and oval-shaped structures whose function and pathology are not fully elucidated. Despite their small size, sesamoid bones can directly or indirectly cause diagnostic problems. Sesamoid bones are less common in the elbow region and may need to be differentiated from a lot of diagnoses such as fractures, osteochondritis dissecans, calcific tendinitis, a Read More

Background:In clinical practice, Preoperative differentiation between hepatocellular carcinoma and intrahepatic cholangiocarcinoma is challenging but critical for treatment decisions.Objective:This study investigated the discriminatory power of the stretched-exponential model and fractional-order calculus model parameters for hepatocellular carcinoma versus intrahepatic cholangiocarcinoma in orthotopic xenograft nude mi Read More

BackgroundThe quantitative measure of dopamine transporter (DaT) in the human midbrain is generally used as a biomarker for analyzing Parkinson’s disease (PD).IntroductionDaT scan images or Single- photon emission computed tomography (SPECT) images are utilized to capture the dopamine content more accurately.MethodsOnly sixteen slices out of ninety-one of SPECT images were chosen on the basis of the high Read More

Introduction Prostate magnetic resonance imaging (MRI) has been recently integrated into the pathway of diagnosis of prostate cancer (PCa). However, the lack of an optimal contrast-to-noise ratio hinders automatic recognition of suspicious lesions, thus developing a solution for proper delimitation of the tumour and separating it from the healthy parenchyma are extremely important. Methods As a solution to this unmet Read More

Background Kikuchi-Fujimoto disease (KFD) is a rare, self-limiting inflammatory condition of unknown etiology that is characterized by fever and painful lymphadenopathy. KFD commonly involves the posterior cervical region and very rarely occurs in the axilla. Case Presentation We report on a case of KFD that presented 3 weeks after receiving the messenger ribonucleic acid-based coronavirus disease 2019 (COVID-19) vacci Read More

Background Cerebellopontine angle lipoma is a rare tumor that composes less than 1% of all CPA tumors. There has been no recorded case of unilateral CPA/IAC lipoma with sudden contralateral deafness yet. Case Presentation We report a 52-year-old man diagnosed with right cerebellopontine angle lipoma and combined left total deafness. Pure-tone audiometry revealed total sensorineural deafness in his left Read More

BackgroundArthritis of the hip caused by arteriovenous malformations (AVMs) has been rarely reported. Therefore, total hip replacement (THR) in patients with AVM-induced arthritis of the hip is challenging.Case SummaryWe report a 44-year-old woman with aggravated right hip pain during the past decade. The patient presented with severe pain and a functional disorder of the right hip. X-ray examination revealed severely Read More

IntroductionUterine smooth muscle tumor of uncertain malignant potential (STUMP) is a rare tumor that arises in the myometrium of the uterus. It is regarded as an intermediate malignant tumor according to the recent World Health Organization classification. Few studies have reported the radiologic findings of STUMP, and the differentiation of STUMP from leiomyoma remains controversial.Case DescriptionA 42-year-old null Read More

BackgroundWith the advancement of computer and medical imaging technologies, a number of high-resolution, voxel-based, full-body human anatomical models have been developed for medical education, industrial design, and physics simulation studies. However, these models are limited in many applications because they are often only in an upstanding posture.ObjectiveTo quickly develop multi-pose human models Read More

Background: Synthetic MRI can provide multiple contrast-weighted brain images with high resolution from a single scan via a 3D sequence using an interleaved Look-Locker acquisition sequence with a T2 preparation pulse (3D-QALAS). Objective: This study aimed to assess the diagnostic image quality of 3D synthetic MRI using compressed sensing (CS) in clinical practice. Methods: We retrospectively reviewed the imaging data of Read More

IntroductionCarbonated beverages and puffed foods are popular among young people during leisure and entertainment. However, there have been a few death cases reported after ingesting large amounts of junk food in a short time.Case PresentationA 34-year-old woman was admitted to the hospital with acute abdominal pain due to a bad mood and consumption of large amounts of carbonated beverages and puffed foods. E Read More

Osteoporosis causes harmful influences on both men and women of all races. Bone mass, also referred to as “bone density,” is frequently used to assess the health of bone. Humans frequently experience bone fractures as a result of trauma, accidents, metabolic bone diseases, and disorders of bone strength, which are typically led by changes in mineral composition and result in conditions like osteoporosis, osteoarthritis, oste Read More

Background The chest X-ray (CXR) remains a widely used examination in the evaluation of patients with fever, to diagnose or rule out pneumonia. Recently, a study by our group suggested that it has no diagnostic value in patients with fever without respiratory signs and/or symptoms. Objective The objective of this study is to validate the results of our previous study. Design A retrospective study was conducted in two hospitals in Read More

ObjectiveThis study aimed to assess the response of combretastatin-A4-phosphate (CA4P) in rabbit VX2 liver tumors using intravoxel incoherent motion diffusion-weighted MRI (IVIM DW-MRI).MethodsForty rabbits with implanted VX2 liver tumors underwent baseline MRI and were then given 10 mg/kg CA4P (n=20) or saline (n=20). After 4 h, 10 rabbits from each group underwent an MRI examination and were then sacrificed. Read More

ObjectiveTo analyze the MRI findings of stage IA ovarian cancer.MethodsThe data on age distribution, clinical symptoms at onset, CA125 detection, MRI findings, including tumor volume, structure, diffusion-weighted imaging (DWI), apparent diffusion coefficient (ADC) and enhancement, etc., of the patients with stage IA ovarian cancer, who were admitted to Nantong tumor Hospital between 2013 and 2020 were analyzed retrosp Read More

BackgroundImaging studies play a crucial role in diagnosing femoroacetabular impingement (FAI), including plain radiography and Magnetic Resonance Imaging (MRI). FAI is a combined pathology of bony abnormality, labral and labrocartilagenous erosions. Surgical treatment for such cases has become more established and preoperative imaging is the roadmap that includes the assessment of labrum and articular cart Read More

BackgroundSubchondral insufficiency fractures (SIF) of the knee joint are prevalent in osteoporosis patients over the age of 55. Early diagnosis of SIF fracture of the medial femoral condyle is crucial for delaying disease progression, early therapy, and potential disease reversal. Magnetic resonance imaging (MRI) is useful in detecting SIF, which is often undetectable on initial radiographs.This study aimed at developing a gr Read More

BackgroundThe study was conducted on patients who received diagnostic X-rays in King Khalid Hospital (KKH), Majmaah.IntroductionThe study included the seven most frequently performed investigations, which were carried out on over 1504 patients using digital radiography equipment.MethodsThe X-ray tube's output and exposure parameters were used to calculate the effective dose (ED) and patient entry s Read More

Human gesture recognition and motion representation have become a vital base of current intelligent human-machine interfaces because of ubiquitous and more comfortable interaction. Human-gesture recognition chiefly deals with recognizing meaningful, expressive body movements involving physical motions of the face, head, arms, fingers, hands, or body. This review article presents a concise overview of optimal hu Read More

Background Strain echocardiography (SE) is a procedure for analyzing myocardial dysfunction that is known to be less dependent on preload and afterload of heart function. Unlike dimension-based parameters, like ejection fraction (EF) and fractional shortening (FS), SE measures cardiac function by tracking cardiac tissue deformation and anomalies throughout the cardiac cycle. Although SE is proven to locate myocardial Read More

BackgroundThe combination of FFDM and DBT can significantly improve the diagnostic efficiency of breast cancer, but with the increase of breast radiation absorbed dose.ObjectivesTo compare and analyze the radiation dose and diagnostic performance of different mammography positions combinations of digital breast tomosynthesis (DBT) and full-field digital mammography (FFDM) for different density types of breasts.Met Read More

IntroductionInadvertent puncture of the adjacent structures during a central venous catheterization is a well-known complication which may be managed conservatively when the injury is self-limiting, but requires a further treatment when there’s a proof of an active bleeding and/or a growing hematoma.Case RepresentationWe report a case of a 57-year-old bone-marrow-transplant patient with neck hematoma and bl Read More

Background: Duodenal gastrointestinal stromal tumors (GISTs) are rare tumors of the gastrointestinal tract. It should be considered in the differential diagnosis of periampullary region pathologies.Case Report: A 24-year-old male patient applied to the general surgery department with the complaint of long-standing abdominal pain, nausea and vomiting after meals, and 8-10 kg weight loss in 1 month. Three-phase dyna Read More

BackgroundToxoplasma gondii (T. gondii) infection is not uncommon in daily life, primary infection with T. gondii acquired during gestation may lead to a series of fetal complications. Prenatal ultrasound and postpartum neonatal T. gondii encephalitis have been reported previously, but fetal MRI findings of T. gondii encephalitis are quite rare. It is important to identify the severity of cerebral damage and assess fetal prognosis.Obj Read More

PurposeThe cerebellar tentorium, the second-largest dural reflection in the brain, separates supratentorial and infratentorial structures. This study aimed to determine the frequency of tentorial hypoplasia (TH) and gyral herniation and their relationship with clinical findings.MethodsThe standard brain MRIs were examined retrospectively. The presence of TH and laterality were investigated. If hypoplasia was accompanied by a gyr Read More

Objective This study aims to discuss the treatment of congenital recto-vestibular fistula and recto-perineal fistula, and the effect of the megarectum on defecation. Background Congenital recto-vestibular fistula or recto-perineal fistula is the most common type of anorectal malformation, and surgical methods include posterior sagittal anorectoplasty, anterior sagittal anorectoplasty, and mid-sagittal anorect Read More

Background Coronary cameral fistula is a rare cardiovascular anomaly, and usually needs advanced image modalities, such as computerized tomography and/or angiography, to confirm its existence. A few reports in the literature have addressed the role of medical ultrasound in the diagnosis of this disease, without a comprehensive summary of all the valuable echocardiographic features in its diagnosis. Case Presen Read More

Background Cardiac hemangiomas account for only 2.8% of primary cardiac tumors and are caused by the abnormal proliferation of endothelial cells and excess blood vessels. Typical radiological findings of cardiac hemangioma demonstrate intense contrast enhancement. Case Presentation Here we report the case of a 69-year-old man who presented with a right atrial mass found incidentally with multimodal imaging finding Read More

Introduction To explore the feasibility of applying computed tomography perfusion (CTP) imaging-guided mechanical thrombectomy in acute ischemic stroke patients with large vessel occlusion beyond the therapeutic time window. Methods The clinical data of acute cerebral infarction patients with large vessel occlusion who were beyond the therapeutic time window and admitted to Handan Central Hospital from Janua Read More

Background There is currently no clinically accepted method for quantifying background parenchymal enhancement (BPE), though a sensitive method might allow individualized risk management based on the response to cancer-preventative hormonal therapy. Objective The objective of this pilot study is to demonstrate the utility of linear modeling of standardized dynamic contrast-enhanced MRI (DCEMRI) signal for quant Read More

Medical diagnostic systems has recently been very popular and reliable because of possible automatic detections. The machine learning algorithm is evolved as a core tool of computer-aided diagnosis (CAD) for automatic early and accurate disease detections. The algorithm follows region of interest (ROI) selection followed by specific feature extractions and selection from medical images. The selected features are then fed t Read More

Introduction The concept of occult breast carcinoma (OBC) was first described in 1907 by Halsted, who described this type of breast cancer to arise from small, undetectable tumours in the breast that had already metastasized to the lymph nodes. Although the breast is the most likely site for the primary tumour, non-palpable breast cancer presenting as an axillary metastasis has been reported, but with a low frequency of less th Read More

Background Monomorphic epitheliotropic intestinal T-cell lymphoma (MEITL) is a rare, rapidly progressive, primary intestinal T-cell lymphoma. The most common site of occurrence is on the small intestine. The prognosis of MEITL is extremely poor due to delayed diagnosis and lack of targeted therapy. Case Summary A case of MEITL involving the entire small bowel, part of the colon, rectum, mesenteric lymph nodes, and liver i Read More

Aim This study aimed to automatically implement liver disease quantification (DQ) in lymphoma using CT images without lesion segmentation. Background Computed Tomography (CT) imaging manifestations of liver lymphoma include diffuse infiltration, blurred boundaries, vascular drift signs, and multiple lesions, making liver lymphoma segmentation extremely challenging. Methods The method includes two steps: liver r Read More

Introduction At present, early detection of the potential risk of atherosclerosis and prevention is of great significance to reduce the occurrence of stroke. Aim This study aims to explore the value of combining the wall shear stress measured by ultrasound vector flow imaging technique and sound touch elastography of common carotid artery in normal adults using the Mindray Resona 7 ultrasound system. Methods Forty volu Read More

Background Neuroimaging has helped us learn about the stages of brain development from infancy to maturity. Neuroimaging helps physicians diagnose mental illnesses and find novel treatments for them. It can distinguish depression from neurodegenerative diseases or brain tumors, and it can reveal structural defects that cause psychosis. Psychosis has been linked to lesions in the frontal or temporal lobes of the brain, as Read More

Background Extra-adrenal non-functional adrenocortical carcinoma (ACC)is an extremely rare tumor with only eight cases having been reported at different localizations. Case Presentation A 60-year-old woman was presented to our hospital with abdominal pain. Magnetic resonance imaging revealed a solitary mass abutting the wall of the small bowel. She underwent resection of the mass, and the results of histopathology an Read More

Background Schwannomas arise from nerve sheaths of cranial, peripheral, and spinal nerve or nerve roots. Most intracranial schwannomas arise from the cranial nerves, predominantly the vestibulocochlear nerve. In addition to cranial nerve schwannomas, intraparenchymal schwannomas of the brain and intramedullary schwannomas of the spinal cord are extremely rare. Case Report In our case we describe the imaging findi Read More

Introduction/Background The COVID-19 pandemic has resulted in a large number of deaths and has caused a significant increase in population morbidity. This viral infection has been associated with different neurological symptoms and complications that do not have a clear pathophysiological mechanism and exact implications for these patients. Case Presentation A 40-year-old man with COVID-19 and co-inf Read More

Aims COVID-19 has become a worldwide epidemic disease and a new challenge for all mankind. The potential advantages of chest X-ray images on COVID-19 were discovered. We proposed a lightweight and effective Convolution Neural Network framework based on chest X-ray images for the diagnosis of COVID-19, named AMResNet. Background COVID-19 has become a worldwide epidemic disease and a new challenge for all Read More

Deconvolution microscopy is a computational image-processing technique used in conjunction with fluorescence microscopy to increase the resolution and contrast of three-dimensional images. Fluorescence microscopy is a widely used technique in biology and medicine that involves labeling specific molecules or structures within a sample with fluorescent dyes and then electronically photographing the sample throug Read More

BackgroundWhether deep learning-based CT reconstruction could improve lesion conspicuity on abdominal CT when the radiation dose is reduced is controversial.ObjectivesTo determine whether DLIR can provide better image quality and reduce radiation dose in contrast-enhanced abdominal CT compared with the second generation of adaptive statistical iterative reconstruction (ASiR-V).AimsThis study aims to determine whet Read More

Background/AimsThe dimensions of the liver, spleen, and kidneys either change in primary diseases related to these organs or in secondary diseases that indirectly affect them, such as diseases of the cardiovascular system. Therefore, we aimed to investigate the normal dimensions of the liver, kidneys, and spleen and their correlations with body mass index in healthy Turkish adults.Materials and MethodsA total of 1,918 Read More

ObjectivesThe artifacts produced by calcification on coronary computed tomographic angiography (CCTA) have a great influence on the diagnosis of coronary stenosis. The purpose of this study is to investigate the value of corrected coronary opacification (CCO) difference in the diagnosis of stenosis in diffusely calcified coronary arteries (DCCAs).MethodsA total of 84 patients were enrolled. The CCO difference across the diffu Read More

BackgroundAlthough the essential components of pain pathways have been identified, a thorough comprehension of the interactions necessary for creating focused treatments is still lacking. Such include more standardised methods for measuring pain in clinical and preclinical studies and more representative study populations.ObjectiveThis review describes the essential neuroanatomy and neurophysiology of pain nociception a Read More

BackgroundLarger sample volume can be obtained in one needle pass using an aspiration-type semi-automatic cutting biopsy needle (STARCUT® aspiration-type needle; TSK Laboratory, Tochigi, Japan) in comparison to the conventional semi-automatic cutting biopsy needle.ObjectiveTo evaluate and compare the safety and effectiveness of aspiration-type semi-automatic cutting biopsy needles and non-aspiration-type bi Read More

BackgroundChronic kidney disease (CKD) is a long-term risk to one’s health that can result in kidney failure. CKD is one of today's most serious diseases, and early detection can aid in proper treatment. Machine learning techniques have proven to be reliable in the early medical diagnosis.ObjectiveThe paper aims to perform CKD prediction using machine learning classification approaches. The dataset used for th Read More

PurposeBrain tumour detection and classification require trained radiologists for efficient diagnosis. The proposed work aims to build a Computer Aided Diagnosis (CAD) tool to automate brain tumour detection using Machine Learning (ML) and Deep Learning (DL) techniques.Materials and MethodsMagnetic Resonance Image (MRI) collected from the publicly available Kaggle dataset is used for brain tumour detection and cl Read More

IntroductionIn recent years, various deep learning algorithms have exhibited remarkable performance in various data-rich applications, like health care, medical imaging, as well as in computer vision. COVID-19, which is a rapidly spreading virus, has affected people of all ages both socially and economically. Early detection of this virus is therefore important in order to prevent its further spread.MethodsCOVID-19 crisis has also g Read More

IntroductionHepatic arterial infusion chemotherapy (HAIC) has been popular for treating unresectable hepatocellular carcinoma (HCC). However, there are few reports comparing the transradial approach (TRA) and transfemoral approach (TFA) in HAIC.ObjectiveThis study aimed to compare the duration of the hepatic artery catheterization, fluoroscopy time (FT), radiation exposure, safety, and quality of life associated with th Read More

BackgroundCOVID-19 is a global pandemic. Currently, the predominant strain is SARS-CoV-2 Omicron subvariant BA.2 in many countries. Understanding its infection characteristics can facilitate clinical management.ObjectivesThis study aimed to characterize the clinical, laboratory, and high-resolution computed tomography (HRCT) findings in patients with mild or moderate infection from SARS-CoV-2 Omicron subvar Read More

ObjectiveThis study aimed to explore the imaging features and risk factors of PCLs complicating AIP, and investigate its prognosis through continuous imaging follow-up.Patients and MethodsPatients who were diagnosed with AIP from January 2014 to December 2020 in our hospital were recruited. We analyzed the CT and MRI features of PCLs complicating AIP, and investigated its prognosis through imaging follow-up Read More

Introduction Xanthogranulomatous endometritis (XGE) is a rare inflammatory disease, which can easily misdiagnose as cancer in imaging diagnosis. Diagnosis of XGE relies on histopathological examination and immunohistochemistry. Case Presentation In this study, a case of a 72-year-old female with XGE and elevated CA125 is presented, which was misdiagnosed as endometrial cancer in transvaginal ultrasonography Read More

BackgroundIt has been reported in the literature that the complication rate of percutaneous compression plate (PCCP) is the lowest among the new internal fixators for the treatment of femoral neck fracture (FNS). However, no multicenter studies of PCCP for FNS have been reported. This study aimed to evaluate the med-term effectiveness of PCCP in a multicenter mainly through radiology.Methods265 patients with FNF treated Read More

BackgroundMediastinal and hilar lesions may be benign or malignant. Endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) is increasingly used for the diagnosis of these lesions as it is both minimally invasive and safe.ObjectiveTo investigate the clinical efficacy of EBUS-TBNA in the diagnosis and differential diagnosis of mediastinal and hilar lesions.MethodsA retrospective observational study was u Read More