This condition is characterised by characteristic craniofacial appearance, fixed contractures of the upper limbs, abnormal posture, feeding difficulties, intellectual disability, small size at birth and failure to thrive. Children with BOS can also have recurring respiratory infections, silent aspiration, sleep apnea, developmental delay, abnormal hair density and length, Wilms' tumors, brain abnormalities, and other issues.
Bohring–Opitz syndrome
Ellis–Van Creveld syndrome
Landau–Kleffner syndrome
Smith–Lemli–Opitz syndrome
Fryns-Aftimos syndrome
Toriello–Carey syndrome
Romano–Ward syndrome
Koolen–De Vries syndrome