Granular cell tumor of the ulnar nerve: MR neurography characterization

Vibhor Wadhwa; Safia N Salaria; Avneesh Chhabra

doi:10.3941/jrcr.v8i6.1664

Granular cell tumor of the ulnar nerve: MR neurography characterization

J Radiol Case Rep. 2014 Jun 30;8(6):11-7. doi: 10.3941/jrcr.v8i6.1664. eCollection 2014 Jun.

Authors

Vibhor Wadhwa¹, Safia N Salaria², Avneesh Chhabra³

Affiliations

¹ The Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, Baltimore, MD, USA.
² Department of Pathology, Johns Hopkins University School of Medicine, Baltimore, MD, USA.
³ The Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, Baltimore, MD, USA ; Radiology, UT Southwestern Medical Center, Dallas, Tx, USA.

Abstract

The authors report an unusual case of ulnar neuropathy caused by granular cell tumor. The report describes the anatomic 3 Tesla MR Neurography and functional diffusion tensor findings of the case, which was subsequently confirmed on surgical excision and histopathology.

Keywords: Granular Cell Tumor; MR Neurography; MRN; Sarcoma; Ulnar Nerve.

Publication types

Case Reports

MeSH terms

Adult
Carpal Joints / surgery*
Diffusion Tensor Imaging*
Female
Granular Cell Tumor / complications
Granular Cell Tumor / pathology*
Granular Cell Tumor / surgery
Hand Strength
Humans
Magnetic Resonance Imaging*
Nerve Sheath Neoplasms / complications
Nerve Sheath Neoplasms / pathology*
Nerve Sheath Neoplasms / surgery
Plastic Surgery Procedures
Recovery of Function
Treatment Outcome
Ulnar Nerve / pathology*
Ulnar Neuropathies / diagnosis*
Ulnar Neuropathies / etiology
Ulnar Neuropathies / physiopathology