12 results
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... Excessive insulation, high ... • Serotonin syndrome ... #Hyperthermia #Differential ... #Diagnosis #Management
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
effects of neuraxial block ... reservoir bag and APL ... • Exclude high ... #Hypotension #Differential ... Checklist #Diagnosis #Management
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• S - Saddle anesthesia ... - Emergency Causes ... and posterior thigh ... #differential # ... diagnosis #causes
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
reservoir bag and APL ... if it is due to high ... Airway #Pressure #Differential ... Anesthesiology #Anesthesia ... Checklist #Diagnosis #Management
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
reservoir bag and APL ... Also consider: high ... (→ 3-10); beta-blocker ... Anesthesiology #Anesthesia ... Checklist #Diagnosis #Management
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... • NSAIDs • ACE ... - Tumor lysis syndrome ... #diagnosis #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... • NSAIDs • ACE ... - Tumor lysis syndrome ... #diagnosis #causes
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
• Initial Management ... - Remove all ... • Syndrome caused ... Diagnosis: requires a high ... progresses to anaesthesia
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Bundle Branch Block ... bundle-branch block ... • Short QT, high
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Locked-in syndrome ... Anisocoria + Coma → high ... stimulation to all ... Casey Albin MD @