First metatarsal and great toe osteomyelitis and septic arthritis of the first MTP joint
Diagnosis almost certain
Presentation
Type 2 diabetic from 15 years ago referred with fever and ulcer along with the medial aspect of the forefoot.
Patient Data
Age: 55 years
Gender: Male
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Mild effusion is seen at the first metatarsophalangeal joint.
The bone marrow of the first metatarsal, great toe proximal phalanx base, and sesamoid bones show abnormal signal changes (low on T1 and high on T2/PDfs).
Skin ulcer with edema and thickening of subcutaneous tissue is seen at the medial aspect of the first
metatarsophalangeal joint.
Soft tissue edema and thickening are also seen along the dorsal and plantar aspects of the foot.
Case Discussion
Imaging findings are suggestive of the first metatarsal, great toe proximal phalanx and sesamoid bones osteomyelitis with metatarsophalangeal joint septic arthritis.
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