1. A Surfeit of Possibilities: Nonhealing Ulcers
Janelle Gooden, MD, Elfriede Agyemang, MD, Jason Post, MD 
The American Journal of Medicine 
Volume 126, Issue 6, Pages (June 2013)
DOI: /j.amjmed
Copyright © 2013 Elsevier Inc. Terms and Conditions

2. Figure 1
The patient had posterolateral stellate ulcerations with purple purpuric and erythematous borders, centrally necrotic tissue, and eschar formation.
The American Journal of Medicine  , DOI: ( /j.amjmed )
Copyright © 2013 Elsevier Inc. Terms and Conditions

3. Figure 2
A biopsy of an ulcer showed pannicular intravascular calcification that may be present on histopathology in cases of calciphylaxis or Martorell's ischemic ulcers.
The American Journal of Medicine  , DOI: ( /j.amjmed )
Copyright © 2013 Elsevier Inc. Terms and Conditions