Skin-nontumor / Clinical dermatology
Other dermatoses
Stasis dermatitis

Author: Mowafak Hamodat, M.D., MB.CH.B, MSc., FRCPC (see Authors page)

Revised: 21 July 2016, last major update August 2011

Copyright: (c) 2002-2016, PathologyOutlines.com, Inc.

PubMed Search: Stasis dermatitis

Cite this page: Stasis dermatitis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/skinnontumorstasisdermatitis.html. Accessed December 9th, 2016.
Definition / General
  • Due to chronic venous stasis, usually on lower extremities
  • May have secondary infection and ulcers
Epidemiology
  • Common disorder of middle-aged and older individuals
Clinical Features
  • In the early stages, there is edema of the lower one-third of the legs, which have a shiny and erythematous appearance
  • Subsequently, dry and scaly or crusted and weeping areas may develop
  • Sometimes the changes are most prominent above the medial malleoli
Clinical Images

Images hosted on other servers:

Stasis dermatitis

Micro Description
  • Characterstic lobular pattern of superficial and deep dermal neovascularization with dermal fibrosis, perivascular lymphocytic infiltrates, histiocytes and variable number of plasma cells, extravasated erythrocytes and hemosiderin laden macrophages
  • Hyperplasia of endothelial cells
  • Variable acanthosis and hyperkeratosis
Additional References