9 results
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
Cardiogenic: Acute MI ... , Acute Heart Failure ... Pericardial tamponade, Pulmonary ... #inopressors #diagnosis ... #management #comparison
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... Diagnosis by Classification ... - Severe heart ... flow) - Massive pulmonary ... Diagnosis #Classification
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... failure): • Severe heart ... failure, acute MI ... adrenal crisis, drugs ... #comparison #criticalcare
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
AI, thyroid dz liver ... O2 delivery • MI ... , Heart Failure, ... #diagnosis #management ... #criticalcare #differential
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
AI, thyroid dz liver ... O2 delivery • MI ... , Heart Failure, ... #diagnosis #management ... #criticalcare #differential
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
), LV Failure (MI ... Cardiac Tamponade, Pulmonary ... neuraxial anesthesia), Liver ... Losses (bums, heat ... #diagnosis #differential
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... circulation If drugs ... output - Acute pulmonary ... Alcohol • Type B2: Drugs ... #typea #typeb #classification
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Right Heart Catheterization ... mortality in inferior MI ... have a low or normal ... Ahmed Ghoneem, MD MSc ... artery #catheter #diagnosis
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
Differential Diagnosis ... cardiomyopathy • Pulmonary ... ancestry, LGE on MRI ... sx overlap with normal ... Pts: cardiogenic shock