The involvement of nutrient canals in periapical pathology.
D000328:Adult; D000539:Alveolar Process / Q000473:pathology; D001862:Bone Resorption / Q000473:pathology; D006801:Humans; D008297:Male; D008334:Mandible / Q000033:anatomy & histology*; D010484:Periapical Granuloma / Q000473:pathology*