9 results
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
is not desired (e.g ... is not desired (e.g ... Bradyarrhythmias, Some cases ... Vasopressors #Inotropes #comparison ... #table #pharmacology
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... dehydration due to renal ... findings based on cause ... Differential #Diagnosis #table ... #comparison #criticalcare
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... consider: o Cardiac ... Sepsis → 3-14 o Cardiac ... Anesthesiology #Anesthesia ... Intraoperative #Checklist
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
breathing system valves ... • Check ECG rhythm ... CardiacArrest #Checklist ... Anesthesiology #Anesthesia ... Intraoperative #Checklist
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
likely underlying cause ... ) or septic shock ... Consider monitoring cardiac ... cultures if possible (eg ... Intraoperative #Checklist
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexpected cardiac ... arrest where other causes ... alternate vasopressor (e.g ... as patient is stable ... Intraoperative #Checklist
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Guidelines for Crises ... system including valves ... obtain 12-lead ECG ... hypovolaemia; primary cardiac ... Intraoperative #Checklist
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
to bolus these values ... perfusion - Cardiac ... failure - Low cardiac ... deficiency - Renal ... lactate production Renal
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
system including valves ... blood gas, 12-lead ECG ... ) → 3-12 o Cardiac ... Intraoperative #Checklist ... Management #Workup #anesthesia