Monarch Disease Ontology term MONDO_0019898 (distal monosomy 14q) is a rare chromosomal anomaly associated with various phenotypic features depending on the size of the deletion. The clinical features may include global developmental delay, hypotonia, congenital heart defects, dysmorphic features (high forehead, small palpebral fissures, epicanthi, blepharophimosis, broad and flat nasal bridge, broad philtrum, thin upper lip, high arched palate, pointed chin, malformed ears). High-pitched, weak cry, seizures and various dental and oftalmological anomalies were also reported. Also known as: distal deletion 14q, distal monosomy type 14q, telomeric deletion 14q.