Still’s Diagnosis Calculator

The Still’s Diagnosis Calculator is provided for educational and informational purposes.

You are advised to see a rheumatologist or physician who is expert in the diagnosis of Still’s disease and Autoinflammatory diseases for a detailed medical evaluation and accurate diagnosis. Meeting these criteria for a diagnosis is only presumptive and must be confirmed by an expert evaluation. These criteria do not address how “active” or serious the patients disease is.

More information about this calculator, diagnosis criteria, and references.

Diagnosis Score

	Cush Criteria	Yamaguchi Criteria	ILAR Criteria
Minimum Threshhold for Diagnosis:	10 points	>5 points >2 Major	A+B+C + >1 D
Your score:

Cush Criteria:must of 10 points or more. “Probable AOSD”: 10 points (or more) plus 12 weeks of symptoms. “Definite AOSD”: 10 points...
(or more) plus 6 months (or more) of symptoms $Must have both a) high ESR > 40 and b) elevated WBC to get 2 points
Yamaguchi Criteria:Diagnosis requires >=5 criteria (Points) (must include >=2 major criteria)
ILAR Criteria:Must be A + B + C; Then any D