Canadian CT Head Rule
Canadian CT Head Rule - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
Open the Canadian CT Head Rule → Runs in your browser. No signup, no tracking.
What this is
Canadian CT Head Rule is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. Canadian CT Head Rule - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
When to use it
Use this tool when you need a quick, citable reference. Every calculation runs entirely in your browser - no inputs leave your device, no account is required, no AI is involved. The site enforces a strict Content Security Policy and ships no analytics or third-party CDN.
References
Stiell IG, Wells GA, Vandemheen K, et al. The Canadian CT Head Rule for patients with minor head injury. Lancet. 2001;357(9266):1391-1396. Read the source ↗
Worked example: CT head recommended — high-risk (neurosurgical): GCS < 15 at 2 h post-injury.
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