nasoantrostomy

nasoantrostomy

 [na″so-an-tros´tah-me]
surgical formation of a nasoantral window for drainage of an obstructed maxillary sinus.

nasoantrostomy

/na·so·an·tros·to·my/ (-an-tros´tah-me) surgical formation of a nasoantral window for drainage of an obstructed maxillary sinus.