Very rare.

The type and severity of signs and symptoms vary from one patient to another, depending on the length and the locus of the duplicate portion of chromosome 10 q.

Clinical findings:

-        round and flat face, round cheeks, prominent forehead, very arched eyebrows, blepharophimosis, widely  spaced eyes (telecanthus), small nose, drooping mouth with thick upper lip, and micrognathia

-        frequent: osseous anomalies and cryptorchidism

-        less frequent: renal and cardiac disease, and minor malformations of hands and/or feet

Anesthetic implications: 

risk of difficult intubation

References : 

-        

Updated: July 2017