2998 results
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
Increases BP, SVR ... Increases BP, SVR ... Increases HR, SVR ... • Higher doses cause ... cAMP/cGMP • Causes
Pulmonary Arterial Catheterization – Use and Interpretation:
-Pulmonary arterial catheterization (PAC) has never been shown to improve
Diagnosis #PACatheter #NormalValues ... PCWP #Pressures #SVR
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Framework MAP = CO x SVR ... third-spacing • ↓ CO, ↑ SVR ... PAH • ↓ CO, ↑ SVR ... findings based on cause ... toxins • ↑ CO, ↓ SVR
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... Lead aVR can provide ... Differentiating VT from SVT ... EKG #ECG #Lead #AVR
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
1500 d/s/cm5) (SVR ... -120 d/s/cm5) (PVR ... ml/beats/m2) (SVI ... [MAP – PCWP] x SVI ... mean PAp – CVP] x SVI
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... QRS • Regular SVT ... • Irregular SVT ... • Irregular SVT ... Diagnosis #Algorithm #Causes
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
High CO / Low SVR ... Low CO / High SVR ... Low CO / High SVR ... Low CO / High SVR
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class II: Cases ... and atleast4 case ... #Pancreatitis #Causes
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... elevation > 1.5 mm in aVR ... PR elevation in aVR ... PR elevation in aVR ... - R/S ratio in aVR
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia: • ST vs SVT ... HyperK vs VT > SVT ... whether AF is cause ... Tx: Underlying cause ... Narrow #Irregular #causes