27 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
disease (COPD) • Hypoxia ... • Pulmonary hypertension ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
(e.g low cardiac ... carrying capacity (e.g ... cannot use oxygen (e.g ... #pulmonary #differential ... #diagnosis #causes
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Hyperthermia #Differential ... #Causes #Anesthesiology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... High altitude (eg ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... #Differential #
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... consultation with cardiology ... #Anesthesia #Intraoperative
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... (eg steroid dependency ... #Hypotension #Differential ... #Anesthesiology ... #Anesthesia #Intraoperative
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
on ECG Mid ... Triage EKG (no prior ... Differential/diagnosis ... #Embolism #ECG ... #clinical #cardiology
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Causes: thrombus ... , tachycardia, hypoxemia ... Consider thrombolysis e.g ... over 2 h (>65 kg ... Embolism #VTE #Anesthesiology
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
blood gas, 12-lead ECG ... o Aspiration, pulmonary ... Airway #Pressure #Differential ... #Anesthesiology ... #Anesthesia #Intraoperative
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
• Check ECG rhythm ... 4 H’s, 4 T’s: Hypoxia ... CardiacArrest #Checklist #Differential ... #Anesthesiology ... #Anesthesia #Intraoperative