juvenile xanthogranuloma
Findings
No curated finding names juvenile xanthogranuloma yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
A benign histiocytic tumor that occurs during childhood; it is distinct from Langerhans cell histiocytosis. It is characterized by the presence of lipid-laden, foamy histiocytes and Touton-type giant cells in the dermis. The lesions usually develop during infancy. They consist of cutaneous papules and nodules (most often in the head and neck). It is sometimes associated with deep soft tissues nodules.
Definition from the Mondo Disease Ontology (MONDO:0015534), read 2026-09-29. CC BY 4.0.
Features
12 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Abnormal oral mucosa morphologyHPOHP:0011830
- Occasional (5% to 29% of cases)
- Abnormality of the respiratory systemHPOHP:0002086
- Occasional (5% to 29% of cases)
- Asymmetry of iris pigmentationHPOHP:0200064
- Occasional (5% to 29% of cases)
- BlepharitisHPOHP:0000498
- Occasional (5% to 29% of cases)
- GlaucomaHPOHP:0000501
- Occasional (5% to 29% of cases)
- HyphemaHPOHP:0011886
- Occasional (5% to 29% of cases)
- Iritis
Where it sits
- A kind of
Other names
1 name
Resolves to: juvenile xanthogranuloma
- Also called
- JXG