A Dentigerous Cyst Containing An Ectopic Canine Tooth In Maxillary Sinus Roof : A Case Report.

Ectopic eruption in to dental component is common, where as eruption into other site is rare. anatomical areas such as palate, maxillary sinuses and nasal cavity can infrequently be the site of ectopic tooth eruption . one of the non dental sites for ectopic eruption is the maxillary sinus. Here, we present a case of dentigerous cyst with an ectopic maxillary canine located in maxillary sinus roof below the floor of the orbit in a 8-years-old boy.