Patient with<unk>  at the age of 5 years showing long narrow chest and shortness of the limbs Anterior view of the mouth of EVC patient showing absence of upper incisors and conical lower incisors It involves numerous anomalies including: * Post-axial polydactyly * Congenital heart defects (most commonly an atrial septal defect producing a common atrium, occurring in 60% of affected individuals) * Teeth present at birth (natal teeth) * Fingernail dysplasia * Short-limbed dwarfism, mesomelic pattern * Short ribs * Cleft palate * Malformation of the wrist bones (fusion of the hamate and capitate bones).
Ellis–Van Creveld syndrome
Kapur–Toriello syndrome
Li–Fraumeni syndrome
Maroteaux–Lamy syndrome
Coffin–Siris syndrome
Laurence–Moon syndrome
Weismann-Netter–Stuhl syndrome
Letterer–Siwe disease