The radiograph showed that the gutta-percha point localized the origin of the sinus tract to the root apex of tooth 41. At this point EPT was performed with teeth 32, 31, and 41. Teeth 32 and 31 reacted positively, while tooth 41 was negative.
The radiograph showed that the gutta-percha point localized the origin of the sinus tract to the root apex of tooth 41. At this point EPT was performed with teeth 32, 31, and 41. Teeth 32 and 31 reacted positively, while tooth 41 was negative.