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Frank-Starling Curves

The Frank-Starling law of the heart is one of the most important intrinsic properties of cardiac muscle. It states that a change in venous return (preload)...

Functional Residual Capacity (FRC) And Pulmonary Vascular Resistance (PVR)

Cardiopulmonary physiology has always been an interest of mine. I've previously written about how cardiac output is affected by spontaneous versus positive pressure ventilation,...

Ventilation Modes Change Cardiac Output

Take a deep breath. Your diaphragm is contracting downward increasing your intrathoracic volume with a resulting decrease in pressure according to Boyle's Law. This...

Acute Hemodynamic Management – Aggressive Undertreatment

This post was inspired by a discussion I had with Dr. Les Yarmush, one of my cardiothoracic anesthesia attendings.I've become accustomed to titrating many...

Maintain Coronary Perfusion!

Maintaining coronary perfusion pressure (CPP) is arguably the most important objective in cardiac anesthesiology. CPP is traditionally defined as the difference between aortic diastolic pressure...

ABOUT RISHI

Anesthesiology chief resident physician at Baylor College of Medicine and future combined fellow in critical care and cardiothoracic anesthesiology at Harvard looking to improve medical education and patient safety with technology and quality initiatives.