Dens Invaginatus is characterized by what?

• A. External surface melting
• B. Infolding of tooth surface before calcification
• C. Partial eruption of teeth
• D. Increased enamel thickness

Answer: (B)

Dens invaginatus, also known as dens in dente, is specifically characterized by the infolding of the dental hard tissues, usually the enamel and dentin, into the pulp chamber before the tooth fully develops and calcifies. This condition typically manifests as a deep pit or pocket within the tooth, creating a unique morphological feature that can complicate the tooth's health and hygiene.

Understanding this characteristic is crucial, as it can influence a dentist's approach to treatment and prevention, especially in pediatric patients who are still developing their dentition. The presence of dens invaginatus can often lead to issues such as caries or pulp necrosis if not monitored or treated appropriately.

The other options describe conditions or characteristics that are not specific to dens invaginatus, highlighting the importance of recognizing and diagnosing this unique dental anomaly accurately.