Term Name:	dyschromatosis, ichthyosis, deafness, and atopic disease
Synonyms:	DIDA
Definition:	A syndrome characterized by generalized hyperpigmentation with hypopigmented spots, ichthyosis, sensorineural hearing loss, atopic dermatitis, asthma, and allergic rhinitis that has_material_basis_in compound heterozygous mutation in the OSBPL2 gene on chromosome 20q13.
Ontology:	Human Disease [DOID:0070723]   ( DOID:0070723 )