Osteoma Cutis

Osteoma Cutis

David Cassarino, MD, PhD

Low-magnification image of an osteoma cutis shows mature bone-forming trabeculae, with cement lines image surrounding adipocytes and small blood vessels.

Higher power view shows mature trabeculae composed of lamellar-type bone lined by scattered osteoclasts image.



  • Primary cutaneous osteoma cutis

  • Metaplastic (secondary) ossification

  • Cutaneous ossification


  • Primary or secondary cutaneous mature bone formation


Primary (Rare)

  • Often genetic or developmental in origin; presents at early age

  • May be part of Albright hereditary osteodystrophy or other genetic syndromes

    • Albright: X-linked dominant condition associated with characteristic facies, mental retardation, basal ganglia calcification, and cataracts

    • Other rare syndromes include congenital plaque-like osteomatosis, progressive osseous heteroplasia, and fibrodysplasia ossificans progressiva

Secondary (Common)

Jul 8, 2016 | Posted by in PATHOLOGY & LABORATORY MEDICINE | Comments Off on Osteoma Cutis

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