Mitigating Infectious Complications of Injection Pharyngoplasty with Calcium Hydroxyapatite for Velopharyngeal Insufficiency: Retropharyngeal Abscess and Osteomyelitis.

Velopharyngeal insufficiency is a complex condition with various treatment options. In this case, a patient with a cleft palate who was treated for velopharyngeal insufficiency with calcium hydroxyapatite injection pharyngoplasty developed persistent cervical pain on postoperative day 6. CT imaging showed a hypodense structure in the right retropharyngeal tissue, and cultures tested positive for and .