Posts in Health
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How the Apgar Score Works: The 5 Signs, Scoring, and What It Doesn't Predict
How the Apgar score is scored across appearance, pulse, grimace, activity, and respiration, with a worked example and what a low score does and doesn't mean.
July 12, 2026 -
How Creatinine Clearance Is Calculated (Cockcroft-Gault)
How the Cockcroft-Gault formula estimates creatinine clearance for drug dosing, with two worked examples and a mg/dL to µmol/L conversion table.
July 11, 2026 -
How the MELD-Na Score Works (With a Worked Example)
Learn how the MELD-Na score measures liver disease severity and liver transplant priority: the formula, a worked example, score bands, and a free calculator.
July 11, 2026 -
How to Calculate Mean Arterial Pressure (MAP), With a Worked Example
Learn the MAP formula, why diastolic counts double, and why the 65 mmHg perfusion target is easy to miscalculate with a naive average. Free calculator.
July 11, 2026 -
How to Calculate the Anion Gap (With Albumin Correction)
Learn to calculate the anion gap from sodium, chloride and bicarbonate, correct it for low albumin, and read the result with a free anion gap calculator.
July 11, 2026 -
How to Calculate the HEART Score for Chest Pain (With a Worked Example)
Learn how the HEART score stratifies chest pain risk in the ED: the 5 criteria, a worked example crossing risk tiers, and a free calculator.
July 11, 2026 -
How the Glasgow Coma Scale Works: Scoring, Worked Examples, and Common Mistakes
How the Glasgow Coma Scale is scored across eye, verbal, and motor response, with worked examples, severity bands, and common documentation mistakes.
July 10, 2026 -
How the Wells Score for DVT Works (With a Worked Example)
How the Wells score rates deep vein thrombosis probability: the 10 criteria, the -2 alternative-diagnosis rule, a worked example, and a free calculator.
July 10, 2026