A case of multiple idiopathic apical root resorption in a 26-yr-old female
patient is presented. A review of the literature revealed that extensive id
iopathic root resorption is unusual, Neither local nor systemic etiological
factors were found in our case. Examination of parents and siblings did no
t reveal a familiar tendency. Radiographs and clinical evaluation showed a
very poor prognosis for most of the teeth present in the mouth of our patie
nt.