Leg ulcers of unusual causes.

  title={Leg ulcers of unusual causes.},
  author={Arun K Chakrabarty and Tania M. Phillips},
  journal={The international journal of lower extremity wounds},
  volume={2 4},
In this review, unusual causes of leg ulcers are examined with an emphasis on pathophysiology, clinical presentation, and epidemiology. Cutaneous ulcers due to malignancy of unusual leg ulcers with hematologic disorders, vasculitis, sarcoidosis, calciphylaxis, Buerger's disease, and pyoderma gangrenosum are discussed.