Chondromyxoid fibroma

Case contributed by Sakher Alkhaderi
Diagnosis almost certain


Pain and swelling of the big toe with restricted range of movement.

Patient Data

Age: 30 years
Gender: Male

The MRI images demonstrate a lobulated expansile lesion with geographic bone destruction involving the distal phalanx of the big toe with well-defined low signal sclerotic margin and septations (bubbly appearance) and appears of low T1 signal and high T2 and PD signal.

Case Discussion

This lesion was surgically proved as chondromyxoid fibroma (CMF).

CMF is an extremely rare benign cartilaginous bone neoplasm, mostly located in the metaphysis with extension into the epiphysis and almost never just epiphyseal, usually occur in the 2nd and 3rd decades with no gender predilection.

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