Erythema Induratum

Erythema Induratum

Cary Chisholm, MD

Erythema induratum shows an indurated image lower leg with an early vasculitic-appearing lesion image. The patient had a positive PPD and appeared to respond to anti-TB antibiotics.

Erythema induratum is a predominantly lobular panniculitis. Here, there is prominent fat necrosis image with a mixed inflammatory cell infiltrate image.



  • Erythema induratum of Bazin, nodular vasculitis


  • Granulomatous lobular panniculitis with vasculitis


Infectious Agents

  • Mycobacterium species, Brucella species, hepatitis C

Jul 8, 2016 | Posted by in PATHOLOGY & LABORATORY MEDICINE | Comments Off on Erythema Induratum

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