Non-X histiocytosis
| Non-X histiocytosis | |
|---|---|
| Specialty | Dermatology | 
Non-X histiocytoses are a clinically well-defined group of cutaneous syndromes characterized by infiltrates of monocytes/macrophages, as opposed to X-type histiocytoses in which the infiltrates contain Langerhans cells.[1]: 714 Conditions included in this group are:[1]: 714–20
- Juvenile xanthogranuloma
 - Benign cephalic histiocytosis
 - Generalized eruptive histiocytoma
 - Xanthoma disseminatum
 - Progressive nodular histiocytosis
 - Papular xanthoma
 - Hereditary progressive mucinous histiocytosis
 - Reticulohistiocytosis
 - Indeterminate cell histiocytosis
 - Sea-blue histiocytosis
 - Erdheim–Chester disease