Question 207 · LDEK · Gingival recession and mucogingival surgery
In recession type 3 (RT3) according to Cairo:
- A. interproximal loss of bone amounts to 3 mm.
- B. interproximal loss of bone is less than or equal to CAL on buccal surface.
- C. thin biotype.
- D. thick biotype.
- E. interproximal loss of CAL exceeds the loss of CAL on vestibular surface.
Hint
The Cairo classification compares interproximal attachment loss with buccal attachment loss.
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