What is the most common odontogenic cyst?

The radicular (periapical) cyst, arising from a non-vital tooth, is the most common odontogenic cyst.Other options: The dentigerous cyst is the most common developmental odontogenic cyst but second overall; OKC and lateral periodontal cysts are less common.Key exam takeaway: Radicular cyst = most common odontogenic cyst; dentigerous = most common developmental cyst.