18 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
(aka Wenckebach ... Brady Management ... HeartBlocks #Types #Classification ... electrocardiogram #ecg ... #cardiology
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
Class I: • Third degree ... 2nd degree block ... • Reversible causes ... Indications #PPM #cardiology ... #management
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
Chest Pain / ACS Evaluation ... Diamond-Forrester classification ... physical activity - Nausea ... - History - EKG ... #cardiology #Angina
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Block Type I aka ... Block aka Complete ... #cardiology #ekg ... electrocardiogram #classification
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Differential Diagnosis Algorithm ... • 2nd/3rd degree ... AV Block ... Syndrome #Syncope #Cardiology ... #causes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... /2nd /3rd degree ... tachyarrhythmias #Cardiology ... Differential #Diagnosis #Algorithm ... #causes
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
WOBBLER for ECG ... for 2nd or 3rd degree ... syncope, can be caused ... characteristically cause ... #Cardiology
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
Evaluation and Management ... electrocardiography (ECG ... Most cases of hypokalemia-induced ... important because management ... #Evaluation #Algorithm
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... Treat underlying cause ... Treat underlying cause ... Tachycardia #Treatment #management ... #cardiology #algorithm
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... Hypomagnesemia • Hypokalemia ... Bundle branch block ... full compensatory pause ... #differential #cardiology