Noncleft Velopharyngeal Insufficiency: Etiology and Need For Surgical Treatment

Table 1

Neurologic causes of noncleft VPI.

Posttraumatic brain injury	𝑁=2
Developmental delay	𝑁=2
Cerebral palsy	𝑁=1
Myasthenia gravis	𝑁=1
Associated speech delay	𝑁=3
Undiagnosed neurologic condition	𝑁=10