classification

Question 1

Hamp Classification: (horizontal measurement)

Answer 1

F1: probe can penetrate furcation < 3mm
F2: probe >3mm but not through and through
F3: through and through furcation involvement

Question 2

Glickman Classification:

Answer 2

Grade 1: incipient suprabony lesion
Grade 2: loss of interradicular bone, but a portion remains intact
Grade 3: through and through (no bone attached at fornix); not clinically visible
Grade 4: through and through lesion; clinically visible; soft tissue has receded apically

Question 3

Tarnow and Fletcher classification: subclassification of Glickman: *measures VERTICAL probing depth from the roof of the furcation

Answer 3

A: 0-3mm
B: 4-6mm
C: >7mm