Rarefying osteitis is a general term for a radiolucent lesion on a radiograph usually diagnosed as a periapical abscess or a periapical cyst.
References
Rarefying osteitis Wikipedia(Text) CC BY-SA
Rarefying osteitis is a general term for a radiolucent lesion on a radiograph usually diagnosed as a periapical abscess or a periapical cyst.