Glomus tumor - thumb

Case contributed by Zentout Sofiane
Diagnosis almost certain


Pain in the tip of the thumb

Patient Data

Age: 55 years
Gender: Female

MRI demonstrates a small subungual lesion of the thumb which is isointense in T1WI, hyperintense in DP FATSAT, and a marked homogeneous enhancement on postcontrast sequences.


CT demonstrates mild scalloping of the distal phalanx of the thumb.

Annotated image

Red arrow: enhanced subungual small lesion.

Blue arrow: scalloping of the distal phalanx of the thumb.

Case Discussion

The location and MRI features are characteristic of a glomus tumor.

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