Restorative & Materials · single question

What is the most appropriate treatment?

Maxillary incisor with a composite veneer and prior root canal therapy; radiograph shows extensive resin and loss of tooth structure.

  1. Crown only
  2. Core build-up plus crown
Show answer and explanation

Correct answer: B. Core build-up plus crown

Heavily destroyed, endodontically treated teeth need core build-up before crown placement to restore form and retention.
  • A. With this much lost structure and endodontic treatment, a crown alone lacks adequate ferrule/support.
  • B. Correct. An endodontically treated tooth with major structure loss needs a core build-up (with post if needed) to support a definitive crown.

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