Hyperplasia of midface

Hyperplasia of midface is a condition in which the infraorbital and perialar regions are anteriorally positioned, facial convexity is increased, and/or the nasolabial angle is increased.

Syndromes (conditions)
Hyperplasia of midface is seen in the following conditions and syndromes:
 * Craniofacial dysplasia - osteopenia syndrome
 * Polyhydramnios, megalencephaly, and symptomatic epilepsy
 * Seckel syndrome (NSMCE2)
 * Troyer syndrome