These can be divided into four areas * Facial features * Brachycephaly * Low hairline * Narrow forehead * Bushy eyebrows * Synophrys * Hypertelorism * Ptosis * Broad nose * Wide philtrum * Triangular shaped mouth * Maxillary hypoplasia * Cleft lip and palate * Small conical teeth * Short neck * Skeletal abnormalities * Abnormalities of the upper thoracic vertebrae and ribs * Hypermobility * Talipes (clubfoot) * Central nervous system * Hypoplasia of the corpus callosum and cerebellar vermis * Cognitive impairment * Chiari I malformation * Optic nerve colobomas * Grey matter hypodensity * Other * Hypothyroidism
Pascual-Castroviejo syndrome type 1
Arakawa's syndrome II
Bogart–Bacall syndrome
Gómez–López-Hernández syndrome
McGillivray syndrome
Larsen syndrome
Michels Caskey syndrome
Havana syndrome