Pulp obliteration UMLS:C4025057 HP:0006350 Mineralized substance filling the entire dental pulp space. Obliteration of the pulp chamber The diagnosis pulp obliteration can be established using radiological studies. Gradual obliteration of the pulp is a physiologic process that occurs with aging. On radiographs the contours of the pulp disappear in part or totally, but histologically pulpal tissue remains present. UMLS:C4020817 Crescent/chevron-shaped pulp chambers Pulp canal obliteration Narrowing of pulp chamber of tooth Small pulp chamber of tooth Reduced size of pulp chamber of tooth UMLS:C4280448 Abnormal dental pulp morphology