30 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin is a cardiac ... and atrial flutter ... Electrocardiogram #EKG ... #ECG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
life-threatening causes ... Pulmonary embolism • Cardiac ... : • EKG • Bedside ... ultrasound • CXR ... , PT. aPTT • Serial
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
flutter, ectopic ... Control rate (e.g ... Treat underlying cause ... flutter or MAT ... Control rate (e.g
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 ... Diagnosis #Management #Workup
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Intraoperative Cardiac ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... 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 ... #Pressure #Differential ... Anesthesiology #Anesthesia #Intraoperative ... Diagnosis #Management #Workup
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
, e.g. central line ... • Maintain the airway ... pericardiocentesis kit (eg ... Anesthesiology #Anesthesia #Intraoperative ... Diagnosis #Management #Workup
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... flutter, or atrial ... fibrillation/flutter ... Valvular disease (e.g
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Intraoperative Anaphylaxis ... • Maintain the airway ... arrest, start CPR ... alternate vasopressor (e.g ... Diagnosis #Management #Workup