non-involuting congenital hemangioma https://github.com/monarch-initiative/mondo/issues/4069 https://rarediseases.info.nih.gov/diseases/10890/non-involuting-congenital-hemangioma https://www.malacards.org/card/non_involuting_congenital_hemangioma NCIT:C172208 Non-involuting congenital hemangioma (NICH) is a rare type of infantile hemangioma, which is a tumor that forms from the abnormal growth of blood vessels in the skin. NICH looks like an oval,purplish mark or bump that can occur on any part of the body. NICH is present from birth (congenital) and increases in size as the child grows. Unlike other hemangiomas, NICH do not disappear spontaneously (involute). MEDGEN:698685 NICH MONDO:0015403 noninvoluting congenital hemangioma GARD:0010890 SCTID:703295003 Orphanet:141179 UMLS:C1275417 congenital hemangioma