40 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • Hypoxia • Pulmonary ... Management • Oxygen ... • Treatment of ... Tachycardia #MAT #Cardiology
COVID-19 Hypoxia Management

Indication for endotracheal intubation?
Tolerating supplemental oxygen?
Consider HFNC
Not tolerating HFNC or HFNC is not available?
Consider
for endotracheal intubation ... Tolerating supplemental oxygen ... for endotracheal intubation ... CONSIDER: a trial ... management #schema #criticalcare
Nasal Oxygen Delivery Devices
Nasal cannula can be used to deliver supplemental O2. Conventional nasal cannula are
Nasal Oxygen Delivery ... lower rates of re-intubation ... nickmmark #Nasal #Oxygen ... Devices #management #pulmonary ... #criticalcare
Shock Types - Classification
State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
due to: reduced oxygen ... delivery, increased oxygen ... consumption, inadequate oxygen ... embolism or severe pulmonary ... diagnosis #management #criticalcare
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
of Cardiogenic Shock ... Supraventricular/Atrial ... Tamponade, pulmonary ... #Cardiogenic #Shock ... Differential #Diagnosis #Cardiology
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
(PAp) ● Pulmonary ... – CVP]/CO) ● Pulmonary ... SVI x 0.136) ● Oxygen ... Hb x SaO2) ● Oxygen ... CheatSheet #Waveforms #Cardiology
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Shock Classification ... Obstructive Shock ... Pulmonary embolism ... and inadequate oxygen ... #Comparison #criticalcare
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... • Obstructive: Pulmonary ... Treatment Goals ... Differential #Diagnosis #criticalcare ... #algorithm #treatment
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
Undifferentiated Shock ... blood flow (CO) & oxygen ... essential to determine treatment ... Cardiac Tamponade, Pulmonary ... guyton #curves #criticalcare
Perform computations online at:
ScyMed.com
6th ED
ICU-card
«ICU, Formulas & Drugs»
HEMODYNAMIC PATTERNS
Condition
SAP
CVP

PAP PCWP

CO C(a-v)02 PVR

SVR
Hypovolemic shock
↓
↓
↓
↓
↓
↑
↑
↑
Cardiogenic shock
↓
1
↑
1

1
↑

Septic shock
↓
↓
↓
↓
↑
↓
↓
↓
Cardiac Tamponade
.
↑
↑
1
↓

→
↑
RV
SVR Hypovolemic shock ... ↑ Cardiogenic shock ... 1 ↑ Septic shock ... → ↓ → →↑ Pulmonary ... +2PDP)/3 Mean Pulmonary