ePlasty: Vol. 18
Multiple Peripheral Schwannomas
Cara M. Barber, BS,a Matthew P. Fahrenkopf, MD,a,b Nicholas S. Adams, MD,a,b and Steven C. Naum, MDa,b,c

aMichigan State University College of Human Medicine, Grand Rapids; bSpectrum Health/Michigan State University Plastic Surgery Residency, Grand Rapids; and cOrthopedic Associates of Michigan, Grand Rapids


Correspondence: fahrenkopf@gmail.com
Keywords: schwannomatosis, nerve sheath tumor, median nerve, schwannoma, upper extremity

DESCRIPTION

A 57 year-old-man presented to the clinic with painless swelling in his right distal volar forearm. His medical history was significant for a previously resected autistic neuroma. Magnetic resonance imaging (MRI) was performed. Two schwannomas were present involving the median nerve (Figs 1a and 1b) and a muscular branch of the ulnar nerve to the flexor digitorum profundus (Figs 2a and 2b).

Figure 1. Axial T2 (a) and coronal STIR (b) MRI of the right distal forearm showing a well-circumscribed mass with hyperintense signal. The median nerve is seen in the coronal view with displace .......