“…1,3,4 According to Kontogiannis et al, 1 the RC represents 64.91% of periapical lesion. The differential diagnosis of RC may include dentigerous cyst, eruption cyst, residual cyst, paradental cyst, glandular odontogenic cyst, lateral periodontal cyst, gingival cyst, incisive canal cyst, traumatic bone cyst, and odontogenic tumors.…”