JBPPNI


Open Access Case report

Fibrolipomatous hamartoma in the median nerve in the arm - an unusual location but with MR imaging characteristics: a case report

Jessica Nilsson1, Kristina Sandberg1, Lars B Dahlin1*, Nina Vendel2, Eva Balslev3, Lone Larsen4 and Niels S Nielsen5

Author Affiliations

1 Hand Surgery, Department of Clinical Sciences in Malmö, Lund University, Malmö, Sweden

2 Department of Anesthesiology, Intensive Care and Operations, Gentofte Hospital, Copenhagen, Denmark

3 Department of Pathology, Herlev Hospital, Denmark

4 Department of Radiology, Herlev Hospital, Denmark

5 Department of Orthopaedics at Herlev Hospital, Division of Hand Surgery, Gentofte Hospital, Hellerup, Denmark

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Journal of Brachial Plexus and Peripheral Nerve Injury 2010, 5:1 doi:10.1186/1749-7221-5-1

Published: 12 January 2010

Abstract

Fibrolipomatous hamartoma of the median nerve are usually located distally in the forearm and may have characteristic features on MR imaging. Here we report a patient with an extensive fibrolipomatous hamartoma at an unusual location proximally in the arm, where a preoperative MR imaging was pathognomonic and diagnosis was verified by an incisional biopsy. We suggest that MRI should be performed in cases with nerve dysfunction without an obvious cause after a thorough clinical examination.