Glickman Furcation Grade

Glickman furcation involvement grade (Glickman 1953): grades interradicular bone loss in multi-rooted teeth.

Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.

Example

Furcation finding
Through-and-through, but occluded by gingiva (not visible)

Result: Glickman Grade III — through-and-through defect, occluded by gingiva (not visible).

The tool opens with these values already filled in. Replace them with your own.

What the result means

Grades
I incipient (bone intact); II partial / cul-de-sac (not through-and-through); III through-and-through but occluded by gingiva; IV through-and-through and clinically visible.
Use
Grades interradicular bone loss to guide prognosis and treatment.

What you enter

  • Furcation finding
How this is calculated

Glickman I. Clinical Periodontology. Philadelphia: WB Saunders; 1953. (Glickman furcation-involvement classification, Grades I-IV.) Read the source ↗

A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.

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Built by Clay Good. Source on GitHub.