obsolete_Coats disease true Congenital retinal telangiectasia MedDRA:10015901 ICD10:H35.0 orphanet http://purl.obolibrary.org/obo/MONDO_0010269 OMIM:300216 Replaced with Mondo term. 3.41.0 UMLS:C0154832 MESH:D058456 Coats disease (CD) is an idiopathic disorder characterized by retinal telangiectasia with deposition of intraretinal or subretinal exudates, potentially leading to retinal detachment and unilateral blindness. CD is classically an isolated and unilateral condition affecting otherwise healthy young children. Leber miliary aneurysm