dermal histiocytic infiltrates

Definition: Histiocytic infiltrates of the skin may represent a purely cutaneous phenomenon or they may be a manifestation of a systemic disorder in which proliferation of histiocytes is the prominent feature.

Etiology

 mycobacteriosis

• immunoddeficiency

 histiocytoses

• Langerhans histiocytosis
• non-Langerhans histiocytosis
  • Erdheim-Chester disease

 juvenile xanthogranuloma
 giant cell reticulohistiocytoma
 multicentric reticulohistiocytosis

• In multicentric reticulohistiocytosis, lesions of destructive arthropathy are also described.

See also

 cutaneous histiocytic infiltration

• dermal histiocytic infiltration
• hypodermal histiocytic infiltration