Savary-Miller Classification (Reflux Esophagitis)

Modified Savary-Miller endoscopic classification of reflux esophagitis, grades I/II/III/IV/V, by the endoscopic extent of the mucosal lesions - the older / alternative companion to the Los Angeles classification.

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

Example

Savary-Miller grade
Grade III - circumferential confluent erosions

Result: Savary-Miller grade III: circumferential (confluent) erosions extending around the entire lumen.

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

What the result means

Grade I
Single or isolated erosion(s) on a single mucosal fold.
Grade II
Multiple, non-confluent erosions on more than one fold, not circumferential.
Grade III
Circumferential (confluent) erosions extending around the entire lumen.
Grade IV
Chronic complications: ulcer, stricture, or esophageal shortening.
Grade V
Barrett's esophagus: columnar-lined (metaplastic) epithelium.

What you enter

  • Savary-Miller grade
How this is calculated

Savary M, Miller G. The Esophagus: Handbook and Atlas of Endoscopy. Solothurn: Gassmann; 1978. Modified grade V (Barrett): Monnier P, Ollyo JB, Fontolliet C, Savary M. Epidemiology and natural history of reflux esophagitis. Surgical Innovation. 1995;2(1):2-9. 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.