
VBG Interpretation: Step-by-Step Guide for Clinicians
Learn how to interpret venous blood gases step-by-step, including normal values, acid-base interpretation, clinical use cases, and when ABG is required.
Clear, practical guides for the decisions behind respiratory care. Explore blood gases, oxygenation, ventilation, and more.
Guides for clinicians, respiratory therapists, and students.

Explore recent thinking and practical clinical guides.

Learn how to interpret venous blood gases step-by-step, including normal values, acid-base interpretation, clinical use cases, and when ABG is required.

Learn how to distinguish respiratory vs metabolic acidosis using pH, PaCO₂, and HCO₃⁻, with causes, compensation patterns, and clinical examples.

What it is, how to do it, HRV benefits, safety, and FAQs.

Clinical scenarios, correlation caveats, and practical guidance for sampling strategy.

Updated GOLD framework, assessment, and staging with actionable tips.

Evidence-based comparison of indications, parameters, and outcomes with AARC & ATS guidance.
Move from a guide to a calculator or practice case when you're ready.