NAPSI (Nail Psoriasis Severity Index)
NAPSI (Nail Psoriasis Severity Index) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
Open the NAPSI (Nail Psoriasis Severity Index) → Runs in your browser. No signup, no tracking.
What this is
NAPSI (Nail Psoriasis Severity Index) is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. NAPSI (Nail Psoriasis Severity Index) - 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
Rich P, Scher RK. Nail Psoriasis Severity Index: a useful tool for evaluation of nail psoriasis. J Am Acad Dermatol. 2003;49(2):206-212. Read the source ↗
Worked example: Nail Psoriasis Severity Index 5 of 8 for this nail — matrix 3, bed 2.
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