15 results
cardiology management pharmacology diagnosis comparison summary table cardiac co criticalcare indications inotropes measurement output pathophysiology pocus receptors vasopressors actions adrenergic
Mean Arterial Pressure (MAP) Average arterial pressure throughout one cardiac cycle, systole, and diastole. Surrogate indicator of
Stroke Volume (SV ... affected by the chronotropy ... afterload #Heartrate #chronotropy ... cardiacoutput #Co #SV
Calcium Channel Blockers - Dihydropyridines vs Non-Dihydropyridines Dihydropyridines (amlodipine, felodipine, nifedipine, nicardipine) • SVR: Decrease • Inotropy:
: No effect • Chronotropy ... Inotropy: Decrease • Chronotropy
POCUS - Measuring Cardiac Output 1) Calculate LVOT Area 2) Calculate LVOT VTI 3) Calculate Cardiac Output SV = (LVOT
Cardiac Output SV ... CO (mL/min) = SV
Clinician's Pocket Guide to Vasopressors - Receptor Profiles and Hemodynamic Parameters • Systemic Vascular Resistance -
contractions • Chornotropy
Stroke Volume & Cardiac Output Measurement on POCUS Accurately measure LVOT diameter: 1. Obtain PLAX 2. Zoom to
LVOT Diam/2) 2 SV
Intra-Aortic Balloon Pump (IABP) Intra-aortic balloon counter-pulsation is a method of invasive hemodynamic support. A catheter is
stroke volume (SV
Frank-Starling Curve in Congestive Heart Failure Goal in HF mgmt is to reduce preload (EDV) to reach
to reach higher SV
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm Drugs that prolong QT interval: • Class 1a (quinidine,
minutes Increasing chronotropy
Vasopressors and Inotropes - Pharmacology Summary Vasopressors Phenylephrine (alpha-1) • Increases BP, SVR • Risk of reflex bradycardia
not inotropic/chronotropic
Pulse Oximetry Summary Pulse oximetry is the non-invasive continuous measurement of the oxygen saturation of hemoglobin. It
increase with greater SV
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