Q1. Radiographs of a preschool child with________ will show obliteration of the pulp chambers with secondary dentin, a characteristic finding.amelogenesis imperfectadentinogenesis imperfectafluorosisenamel hypoplasiaAnswer Key: Dentinogenesis imperfectaDentinogenesis imperfecta (DI) :It is an autosomal dominant trait, its frequency of occurrence is about I in 8000.This inherited dentin defect originates during the histodifferentiation stage of tooth development.The predentin matrix is defective resulting in amorphic, disorganized, and atubular circumpulpal dentin.Teeth are blue-gray or brown and abrade rapidly. Occasionally, these teeth become abscessed as a result of exposure of pulp horns caused by wear.Full coverage…
Log in to DentStudy to keep reading.
Enter your email address to receive our Free Newsletter for key Exam and Resource Updates