respiratory emergency-medicine
Expected Peak Expiratory Flow (PEF) Calculator
Estimates predicted peak expiratory flow (PEF) based on sex, age, and height using Nunn-Gregg or ECCS reference equations. Used to assess asthma severity (% predicted PEF).
References
Related
Curated clinical cross-links plus same-class fallbacks.
Calculators
Drugs
- Nitric Oxide (Inhaled — iNO) · Selective Pulmonary Vasodilator
- Selexipag · Pulmonary Arterial Hypertension
- Macitentan · Pulmonary Arterial Hypertension
- Tezepelumab (CRSwNP / Severe Asthma) · Anti-TSLP (Thymic Stromal Lymphopoietin) Monoclonal Antibody
- Salbutamol (Paediatric — Asthma/Wheeze) · Short-Acting Beta-2 Agonist (SABA)
- Prednisolone (Paediatric) · Corticosteroid — Asthma Exacerbation / Croup / Nephrotic Syndrome / IBD
Pathways
- Acute Asthma in Adults · BTS/SIGN British Guideline on Asthma 2019; NICE NG80
- Pulmonary Embolism Assessment · NICE NG158; ESC 2019 PE Guidelines
- COPD Exacerbation Management · NICE NG115 / GOLD 2024
- Community-Acquired Pneumonia (CURB-65) · BTS 2009 / NICE NG138
- Acute Pulmonary Embolism · BTS 2003 / ESC 2019
- Pleural Effusion Assessment · BTS 2010
Decision support only — verify against MDCalc, NICE, or your local guideline before clinical use.