Dental imaging is an area of research where imaging plays important role in disease diagnostic, treatment and analysis. Root Infection is the cause for the Dental cysts and tooth get affected by carious decay. There are mainly three types of Dental cyst i.e. Ameloblastoma, Keratocyst and Dentigerous cyst and treatment depends on the type. Odontogenic, Keratocysts and Ameloblastoma have high reoccurrence rates compared to other types. It is very necessary to differentiate between different forms of cysts to prevent disease progression.