<prompt> Cyst coming from an unerupted tooth isDentigerous cystOdontogenic keratocystsRadicular cystGorlin cysts  <response>: Ans. a Dentigerous cystRef: Radiopedia.org. Prof Gaillard et al.DENTAL CYST Radicular or periodontal cyst or Periapical cystDENTIGEROUS CYST Follicular odontoma or Follicular cystsMost common Odontogenic cyst2nd MC odontogenic CystDevelops at the apex of chronically infected tooth with necrotic pulproot of normally erupted toothAssociated with unerupted permanent toothLined by stratified squamous epitheliumLined by non-keratinizing squamous epitheliumMost common in middle ageMost common in 2nd or 3rd decadeMost common in upper jawMost common in Lower third Molar tooth Mandible 3rd molar2nd MC - Maxillary 3rd molar upper 