diabetic callus

Pseudotumoural

soft tissue lesions of the foot and ankle: a pictorial review. Diabetic callus. Short-axis T1-WI (a), fat-suppressed T2-WI (b) and fat-suppressed contrast-enhanced T1-WI (c): callus with central ulceration (arrow) in the subcutaneous fat medial and plantar to the first metatarsal head, with low SI on T1-WI, intermediate SI on T2-WI and heterogeneous contrast enhancement. There is some oedema in the adjacent fat (arrowhead)