physiology
- Education
What’s A P/F Ratio?
The P/F ratio is a simple way to assess the severity of hypoxemia. It’s the ratio of the PaO2 (arterial…
Read More » - Education
Henderson-Hasselbalch Equation
The Henderson-Hasselbalch (H-H) equation illustrates the incredibly important role of the bicarbonate buffer system comprised of the partial pressure of…
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RK.md’s Perioperative And Critical Care Reference Sheet
Ever since finishing my fellowships, I wanted to create a free reference sheet (front and back) containing “high yield” information…
Read More » - Education
Disseminated Intravascular Coagulation (DIC)
Disseminated intravascular coagulation (DIC) is a life-threatening condition (hence the popular alternative definition of “death is coming”) affecting the coagulation…
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Lactic Acidosis
Lactic acid fermentation is generally thought of as a process related to anaerobic metabolism in the context of tissue hypoxia…
Read More » - PGY-6 (Cardiothoracic Anesthesia)
The Denervated Heart
The concept of a denervated heart is a significant consideration in patients receiving orthotopic heart transplants. When these donor hearts…
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