Dentigerous cyst with oro-antral fistula.
A dentigerous cyst of the upper jaw is a common disease, forming 3 per cent of all alveolar cysts. However, its association with an oro-antral fistula is extremely rare and only a few cases have been reported so far.
D000328:Adult; D003803:Dentigerous Cyst / Q000150:complications*; D006801:Humans; D008297:Male; D008441:Maxillary Neoplasms / Q000150:complications*; D009957:Oroantral Fistula / Q000209:etiology*