9 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
tricuspid valve • Atrioventricular ... dissociation ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... - Differential Diagnosis ... block - Large ... dissociation, ventricular ... #Waveforms #JVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
transmitted to JV ... EKG of the same ... are enough to diagnose ... #PhysicalExam #JVP ... #Cardiology #Neck
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
) - ECG Diagnosis ... group-beating" on the ECG ... #cardiology #ekg ... #ecg #diagnosis ... #classification
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Atrioventricular ... leading to AV node dissociation ... heartblock #cardiology #ecg ... #ekg #diagnosis ... #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Narrow & regular ... HeartBlocks #Types #Classification ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Pericardial Tamponade
Beck's Triad 
1. Hypotension 
2. Jugular venous distension 
3. Muffled heart sounds 
Patient will be
Jugular venous distension ... heart sounds, JVD ... paradoxus - ECG ... Cardiac #Tamponade #Becks ... #Triad #Diagnosis
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
LV compliance), ECG ... : electrocardiogram ... pulmonary venous flow, Vp ... #Diagnosis #Cardiology ... Dysfunction #Grading #Classification
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... ARBs, NSAIDs, β-blockers ... heparinized tube) • ECG ... bradycardia → sine wave ... hypertonic Amp IVP