Evidence-based posts for clinicians and students covering ABG and VBG interpretation, breathwork, COPD, oxygenation, ventilation, and respiratory education.
Use the blog to go deeper on the same topics covered in PulmTools calculators and simulators, with step-by-step clinical explanations, student-friendly breakdowns, and practical bedside context.
Learn the major causes of hypoxemia including V/Q mismatch, shunt, diffusion impairment, hypoventilation, and low FiO₂ with clear clinical explanations.
Learn how to calculate and interpret the A–a gradient, what is normal, and how it helps identify causes of hypoxemia like V/Q mismatch, shunt, and diffusion impairment.