IHS4 (Hidradenitis Suppurativa Severity)
IHS4 (Hidradenitis Suppurativa Severity) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
Open the IHS4 (Hidradenitis Suppurativa Severity) → Runs in your browser. No signup, no tracking.
What this is
IHS4 (Hidradenitis Suppurativa Severity) is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. IHS4 (Hidradenitis Suppurativa Severity) - 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
Zouboulis CC, Tzellos T, Kyrgidis A, et al. Development and validation of the International Hidradenitis Suppurativa Severity Score System (IHS4). Br J Dermatol. 2017;177(5):1401-1409. Read the source ↗
Worked example: IHS4 11 — severe (>= 11).
Sophie Well is a reference and educational tool. Not medical, legal, or financial advice. Does not replace clinician judgment, professional billing review, or legal counsel.