Alejandro Arbona-Lampaya, Kumarasen Cooper, Jenny T Bencardino
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Spontaneous regression of "pauci-hemosiderotic" fibrolipomatous tumor.
A 64-year-old man presented with a palpable, soft, compressible, superficial mass on his left lateral hindfoot, with no other symptoms. No significant past medical history. Initial ultrasound and magnetic resonance imaging (MRI) studies characterized the mass as a cyst-like, fluid-containing lesion. Biopsy results indicated an atypical myxoid and spindle cell neoplasm, with immunohistochemistry favoring "pauci-hemosiderotic" fibrolipomatous tumor. Four months after the biopsy, follow-up MRI revealed substantial tumor size regression with decreased post contrast enhancement. Given the potential for recurrence and malignant transformation in hemosiderotic fibrolipomatous tumors, continuous monitoring and complete surgical excision are recommended.
期刊介绍:
The Journal of Ultrasound is the official journal of the Italian Society for Ultrasound in Medicine and Biology (SIUMB). The journal publishes original contributions (research and review articles, case reports, technical reports and letters to the editor) on significant advances in clinical diagnostic, interventional and therapeutic applications, clinical techniques, the physics, engineering and technology of ultrasound in medicine and biology, and in cross-sectional diagnostic imaging. The official language of Journal of Ultrasound is English.