disease arises from structure disease arises from alteration in structure chromosome 19 (Human) ring chromosome 19 https://rarediseases.info.nih.gov/diseases/1333/ring-chromosome-19 https://www.malacards.org/card/ring_chromosome_19 MONDO:0015435 MESH:C538310 MEDGEN:419501 Ring chromosome 19 syndrome SCTID:765484001 Ring 19 chromosome 19 ring R19 GARD:0001333 Ring chromosome 19 syndrome is a rare chromosomal anomaly syndrome with a highly variable phenotype that may range from normal to patients with profound intellectual disability, developmental delay, learning disability (esp. speech) and mild dysmorphism (incl. micro/macrocephaly, prominent forehead, low-set and posteriorly rotated ears, hypertelorism, high nasal bridge, prominent philtrum, retro/micrognathia). Mild hypotonia and autistic-like mannerisms (e.g. hand opening and closing, head banging) may also be associated. Other anomalies, such as cutis laxa, hearing loss, syndactyly, digital hypoplasia, and talipes equinovarus, have also been reported. Orphanet:1443 UMLS:C2931812 Ring chromosome type 19 chromosome 19 disorder ring chromosome disorder