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oa Fibrosarcoma of Great Toe with Multimodality Radiologic Imaging Features
- Source: Current Medical Imaging, Volume 20, Issue 1, Jan 2024, E110723218619
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- 27 Dec 2022
- 24 May 2023
- 01 Jan 2024
Abstract
Fibrosarcoma of bone is a rare malignant spindle cell tumor.
Herein, we present a case of fibrosarcoma in a 40-year-old male who was presented to the clinic with left-sided great toe pain for 20 years. Simple radiographs showed acrolysis at the distal phalanx of great toe. Magnetic resonance imaging (MRI) revealed a 1.5 cm sized heterogenous high signal intensity mass on T2-weighted images and iso signal intensity on T1- weighted images. Dorsal and distal portion of the mass showed markedly dark signal intensity on T1 and T2-weighted images.
In an enhanced image, the mass showed heterogenous enhancement. Surgical removal was performed and pathologic analysis revealed fibrosarcoma. Although extremely rare, fibrosarcoma of the bone should be kept in mind as a possibility when a lesion exhibits a black signal intensity component on an MRI with acrolysis.