All stages · Demo 288

Canadian C-spine

Choice clinic / ed / field. Age≥65, dangerous mechanism, paresthesias force film. Low-risk plus 45° rotation clears. Jev never ANDs the rule. Missing rotation cannot mill.

ChoiceCCR table in JS

Five pips. Rear-end with a 45° turn is CLEAR. Age 65 after a roof fall lights XRAY. Neck turn not tested stays blank.

replayset —ccr —

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STANDBY

All 4056 stages

Educational stage on jev.page — not the official TypeSafe console. Live calls go to POST https://api.typesafe.ai/v1/systemone from your browser when you paste a key. Without a key, the stage plays a recorded decision shaped like jev-1.13.0. Jev does not write the UI copy.