13 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... a wave usually occurs ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... a waves are enough ... to diagnose the ... #Awaves #AVNRT
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Diagnosis - Absent ... pulmonic stenosis - Cannon ... dissociation, ventricular ... Jugular #Waveforms #JVP ... #Differential #
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
on ECG Multifocal ... atrial tachycardia ECG ... tachycardia #cardiology #diagnosis ... #ekg #electrocardiogram ... #clinical #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... decreases, the P wave ... : • The P wave ... The change in P wave ... #ekg #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... decreases, the P wave ... : • The P wave ... The change in P wave ... #ekg #ecg #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... overdose: Prominent R wave ... aVR • Classic EKG ... prominent terminal R wave ... #ekg #differential
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
160ms) - AV dissociation ... nadir of the S-wave ... nadir of the S-wave ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP ... Terminate arrhythmia
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Diagnosis Pulmonary ... Chronic: Anemia, Arrhythmia ... Valvular disease Head/Neck ... Neuromuscular disease (eg ... Metabolic acidosis (eg