Pulp stones throughout the dentition of monozygotic twins: a case report.

[dentin dysplasia]

Pulpal calcifications are relatively common . However , their occurrence in the entire dentition is relatively infrequent . The presence of such calcification arouses suspicion of systemic or hereditary origin . This case report describes twin sisters with pulpal calcifications in their entire dentitions . No systemic cause was detected . The pattern of calcification was partially consistent with the hereditary condition of dentinal dysplasia .