Penetration-Aspiration Scale (Swallow Study)
Penetration-Aspiration Scale (Swallow Study) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
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What this is
Penetration-Aspiration Scale (Swallow Study) is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. Penetration-Aspiration Scale (Swallow Study) - 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
Rosenbek JC, Robbins JA, Roecker EB, Coyle JL, Wood JL. A penetration-aspiration scale. Dysphagia. 1996;11(2):93-98. Read the source ↗
Worked example: PAS 6: material passes below the vocal folds and is ejected into the larynx or out of the airway; aspiration.
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.