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
Michael Ritchie
Oct 10, 20226 min read
Left Ventricular Outflow Tract Obstruction (LVOTO) and SAM
Left ventricular outflow obstruction (LVOTO) can be seen in the ICU due to hypertrophic cardiomyopathy and SAM or SAM by itself.
4,668 views0 comments

Michael Ritchie
Apr 5, 20227 min read
Left Heart Failure: Understanding the hemodynamics Part 4: Managing LV Dysfunction
Treating LV systolic dysfunction at the physiological level is extremely important since patients are not all the same.
747 views0 comments

Michael Ritchie
Oct 19, 20216 min read
Left Heart Failure: Understanding the hemodynamics Part 1a: Introducing Preload
Definition: the stretch of the cardiomyocytes at the end of diastole.
688 views0 comments

Michael Ritchie
Aug 30, 20215 min read
Why do we give fluids in resuscitation? Part 5: Keeping the fluid intravascularly
We give fluids in resuscitation because of the oxygen delivery equation.
464 views0 comments

Michael Ritchie
Jul 31, 20215 min read
Why do we give fluids in resuscitation? Part 3: Osmotic Pressure
The logical next step in keeping volume intravascularly is giving hypertonic solutions.
668 views0 comments

Michael Ritchie
Jul 6, 20216 min read
Cirrhotic Shock: Should we consider a 5th type of shock?
Understanding the different types of shock helps with providing the right resuscitation for the patient. Is the patient distributive? IV...
2,691 views1 comment

Michael Ritchie
Apr 13, 20216 min read
Equation of Motion: How we get air into our lungs
Total Pressure = Resistive Pressure + Distending Pressure
4,796 views0 comments

Michael Ritchie
Apr 5, 20214 min read
A Test in Respiratory Physiology
You want to bring down their CO2 as quickly and efficiently as possible.
244 views1 comment

Michael Ritchie
Feb 21, 202111 min read
Have we failed at medical education? Part 1: rediscovering physiology.
As many people will tell you, ideas and philosophies in medicine often go through swings. Things will be in style for years, and then...
413 views0 comments
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