Presentation
Gradual swelling and tenderness of the fifth toe.
Patient Data
Well defined lobulated hypointense soft tissue mass lesion encircling the fifth toe flexor tendon, extending to the lateral extensor tendons that start from the level of metatarsophalangeal joint down to the distal interphalangeal joint in planter side.
The mass causing to cortical erosions and scalloping of the 5th toe phalangeal bones.
Case Discussion
Regarding the gradual swelling and tenderness of the fifth toe and imaging appearances of the mass, the tenosynovial giant cell tumor was the most probable diagnosis. Plantar fibromatosis also is in the differential diagnosis of the mentioned mass.