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Friedman Tongue Position & Anatomical Staging for OSA

Predicts surgical (UPPP) success and OSA severity from oropharyngeal anatomy (Friedman 1999). Combines Friedman Tongue Position (FTP I–IV), tonsil size (0–4) and BMI to derive Stage I–IV.

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Curated clinical cross-links plus same-class fallbacks.

Decision support only — verify against MDCalc, NICE, or your local guideline before clinical use.