14 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... disease (COPD) • Hypoxia ... • Pulmonary hypertension ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
FLUTTER • HEART ... PHAEOCHROMOCYTOMA • PULMONARY ... DISEASE • HYPOXIA ... #Differential #Diagnosis ... #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachycardia (2) Atrial ... SVTs - atrial/junctional ... (3) Multifocal atrial ... #EKG #diagnosis ... electrocardiogram #cardiology
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Respiratory: • Pulmonary ... Embolism • Hypoxia ... VFib • AFib/AFlutter ... Sinus Syndrome (SA ... Syndrome #Syncope #Cardiology
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
Breathing - exclude hypoxia ... consider intra-arterial ... alfentanil can be diagnostic ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
blood gas, 12-lead ECG ... o Aspiration, pulmonary ... Intraoperative #Checklist #Diagnosis ... #Workup #Management ... #Workup #anesthesia
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... = Atrial Flutter ... @AmyChung #EKG ... Electrocardiogram #cardiology ... #diagnosis #system
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Consider invasive arterial ... consultation with cardiology ... Anesthesiology #Anesthesia ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
help AND check arterial ... blood gas, 12-lead ECG ... o Aspiration, pulmonary ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
known drug causes (eg ... Anesthesiology #Anesthesia ... Intraoperative #Checklist #Diagnosis ... #Management #Workup ... #Cardiology