Case 30

Clinical Information

A 63-year-old man with a 20-year history of diabetes and peripheral vascular  disease presented with a non-healing ulcer of left foot. He underwent amputation of several toes for dry gangrene in the past.There was a hyperkeratotic,and focally ulcerated lesion on the plantar surface that was debrided several times.The lesion grew much larger. A distal amputation of the foot was performed.




Gross appearance of the plantar lesion.


Microscopic appearance, low magnification.



Microscopic appearance, High magnification.



Click here for diagnosis and case discussion.