INTERNAL RESORPTION
1. Identified accidentally during routine examination
2. Cause : chronic pulpitis, idiopathic,
3. Histologic appearance- Multinucleated giant cells adjacent to granulation tissue*
4. Necrotic pulp seen coronal to resorbtive defect
5. Partial pulp vitality is necessary for active resorption. (So EPT might show +ve)
6. The only treatment : Immediate single sitting RCT.