27 results
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
in blood flow caused ... massive pericardial effusion ... Depends on the cause ... Tamponade: pericardial effusion ... Pathophysiology #Comparison #criticalcare
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Cardiac Tamponade ... of blood, pus, effusion ... • Call for cardiac ... anaesthesia #Cardiac ... Diagnosis #Management #Workup
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
rate, rhythm, perfusion ... consider: o Cardiac ... Anaphylaxis → 3-1 o Cardiac ... Sepsis → 3-14 o Cardiac ... Diagnosis #Management #Workup
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Consider IL NS/LR infusion ... and Survey 4) Workup ... Cardiac surgery? ... Management #Summary #criticalcare ... #treatment #workup
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Cardiogenic (Intra-cardiac ... → tension PTX, cardiac ... findings based on cause ... release syndrome, infusion ... table #comparison #criticalcare
Clinical Management for Three Common Causes of Shock 
HEMORRHAGIC SHOCK
 • Ensure adequate ventilation and oxygenation.
for Three Common Causes ... of poor organ perfusion ... Ameliorate increased work ... oxygenation; remove work ... Shock #Management #CriticalCare
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexpected cardiac ... surgery. ❷ Call for cardiac ... chlorhexidine as cause ... as a possible cause ... Diagnosis #Management #Workup
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
Bradyarrhythmias, Some cases ... Tachyarrhythmias, Cardiac ... Tachyarrhythmias, Cardiac ... comparison #table #pharmacology ... #criticalcare
Push Dose Pressors - Mixing Instructions.

EPINEPHRINE
Has alpha and beta 1/2 effects so it is an inopressor
Do
amp (Cardiac amp ... increases in coronary perfusion ... can improve cardiac ... 50-200 mcg) #Pharmacology ... #CriticalCare #
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
lung disease Caused ... either due to a diffusion-perfusion ... and restricted diffusion ... left heart 3-6 cardiac ... Arterial blood gas (ABC