X-type histiocytosis

X-type histiocytosis
X-type histiocytosis
Specialty	Dermatology

X-type histiocytoses are a clinically well-defined group of cutaneous syndromes characterized by infiltrates of Langerhans cells, as opposed to Non-X histiocytosis in which the infiltrates contain monocytes/macrophages.^[1]^: 720 Conditions included in this group are:^[1]^: 720–4

References

^ ^a ^b James, William D.; Berger, Timothy G.; et al. (2006). Andrews' Diseases of the Skin: clinical Dermatology. Saunders Elsevier. ISBN 0-7216-2921-0.

[Andrews-1] James, William D.; Berger, Timothy G.; et al. (2006). Andrews' Diseases of the Skin: clinical Dermatology. Saunders Elsevier. ISBN 0-7216-2921-0.

[1]

Histiocytosis
WHO-I/Langerhans cell histiocytosis/ X-type histiocytosis	Letterer–Siwe disease Hand–Schüller–Christian disease Eosinophilic granuloma Congenital self-healing reticulohistiocytosis
WHO-II/non-Langerhans cell histiocytosis/ Non-X histiocytosis	Juvenile xanthogranuloma Hemophagocytic lymphohistiocytosis Erdheim-Chester disease Niemann–Pick disease Sea-blue histiocytosis Benign cephalic histiocytosis Generalized eruptive histiocytoma Xanthoma disseminatum Progressive nodular histiocytosis Papular xanthoma Hereditary progressive mucinous histiocytosis Reticulohistiocytosis (Multicentric reticulohistiocytosis, Reticulohistiocytoma) Indeterminate cell histiocytosis
WHO-III/malignant histiocytosis	Histiocytic sarcoma Langerhans cell sarcoma Interdigitating dendritic cell sarcoma Follicular dendritic cell sarcoma
Ungrouped	Rosai–Dorfman disease

Speedway

X-type histiocytosis

See also

References