46 results
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... #Differential #Causes ... #Anesthesiology ... Anesthesia #Checklist #Diagnosis ... #Management #Workup
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential #diagnosis ... #table #neurology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
prolonged PR and QT ... and diastolic arrest ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Call for cardiac arrest ... • Diagnostic ... Plan definitive management ... Cardiac #Tamponade #Anesthesiology ... #Management #Workup
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
alternate vasopressor (e.g ... as patient is stable ... #Anaphylaxis #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... - Tumor lysis syndrome ... #Differential #Diagnosis ... High #Magnesium #Table ... #Causes #Management
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Call for cardiac arrest ... CM5 continuous ECG ... Ischemia #Ischaemia #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Sick Sinus Syndrome ... (4) SA node arrest ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis
Local Anaesthetic Toxicity - Guidelines for Crises in Anaesthesia
Signs of severe toxicity:
 • Sudden alteration in
Guidelines for Crises ... If circulatory arrest ... Anaesthetic #Toxicity #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
Cardiac Arrest - ... • Check ECG rhythm ... #Differential #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup