51 results
A good approach when dealing with hypotension at the bedside includes using the following systematic four
Systemic Vascular ... Diagnosis #Management #EM ... Hypotension #Approach #Algorithm
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... Asthma, COPD) • Vascular ... Intracardiac Right ... Defect Pulmonary Right ... Differential #Diagnosis #Algorithm
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain ... Differential Diagnosis Algorithm ... • Peripheral Vascular ... #JointPain #MSK ... Differential #Diagnosis #Algorithm
Orthostatic Hypotension Management Algorithm
 • Hypovolemic?  Yes → Resuscitate
 • Volume Overloaded? No → Fludrocortisone
Hypotension Management Algorithm ... increases cardiac output ... excretion during the night ... increases cardiac output ... Hypotension #Management #Algorithm
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Differential Diagnosis Algorithm ... Gradient: • Right-to-Left ... Shunt: Cardiac, Vascular ... Differential #Diagnosis #Algorithm
Approach to the Hypotensive Patient - Differential Diagnosis Framework for Hypotension

Blood Pressure = Heart Rate x
Volume x Peripheral Vascular ... inadequate cardiac output ... pneumothorax • Right
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
Right Heart Catheterization ... PCWP) ● Cardiac output ... measurements ● Systemic vascular ... ● Pulmonary vascular ... SVI x 0.136) ● Right
Pulmonary Arterial Catheterization – Use and Interpretation:
-Pulmonary arterial catheterization (PAC) has never been shown to improve
shock (eg, acute valvular ... are -cardiac output ... index) -systemic vascular ... wedge pressure) -right
Approach to Antithrombotic Therapy in Peripheral Artery Disease
Increased Ischemic Risk:
 • Prior MI
 • Diabetes
 •
Anemia • Low body weight ... #antiplatelet #algorithm ... #vascular
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Calculations PULMONARY VASCULAR ... SYSTEMIC VASCULAR ... CARDIAC POWER OUTPUT ... 40% in cardiac output ... Ahmed Ghoneem, MD MSc