Epidermal inclusion cyst: sole of foot
Farmer by occupation. Sole of midfoot nodule for 5 months. History of local penetrating injury by thorn.
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There is a well-defined ovoid lesion in region of interest.
Size: 14 x 10 x 8 mm
Location: Subcutaneous plane, abutts skin. Separate from bone, muscle, plantar fascia.
Morphology: Lesion is hypoechoic without cystic changes / calcification / vascularity. There is well- defined wall around lesion. There is posterior acoustic enhancement.
There is a post-traumatic, avascular, encapsulated lesion in sole of the midfoot. Surgical excision was performed, and the histopathological diagnosis was an epidermal inclusion cyst.