Start practicing

Endodontics · single question

According to Ellis classification, a fracture involving ENAMEL AND DENTIN without pulp exposure is classified as:

  1. Ellis Class III
  2. Ellis Class I
  3. Ellis Class II
  4. Ellis Class IV
Show answer and explanation

Correct answer: C. Ellis Class II

Ellis Class II = fracture involving enamel AND dentin WITHOUT pulp exposure.
  • A. Ellis Class III = complicated crown fracture with enamel, dentin, AND pulp exposure.
  • B. Ellis Class I = fracture involving only enamel, not dentin or pulp.
  • C. CORRECT. Ellis Class II = uncomplicated crown fracture involving enamel AND dentin but WITHOUT pulp exposure. This is the most common traumatic dental fracture type requiring restoration.
  • D. Ellis Class IV = traumatized tooth that has become non-vital (with or without crown loss).

Practice Endodontics questions Endodontics study notes

More Endodontics practice questions