Peripheral nerve sheath tumour

Case contributed by Piti Puwiwattanangkura
Diagnosis probable

Presentation

Presented with mass at the left forearm (volar surface)

Patient Data

Age: 50 years
Gender: Female
This study is a stack
Coronal
T1
This study is a stack
Coronal
STIR
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Axial
T1
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Axial
T2
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Axial T2
fat sat
This study is a stack
Coronal T2
fat sat
This study is a stack
Sagittal T1
C+ fat sat
This study is a stack
Coronal T1
C+ fat sat
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Info

There is a well-defined, oval-shaped mass measuring about 56 x 18 mm in the course of the median nerve branch of the left forearm.

The mass shows homogenous T1 hypointensity and heterogenous T2 hyperintensity with a discreet but visible split fat sign.

Case Discussion

Appearance is suggestive of a peripheral nerve sheath tumour of the median nerve.

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