9 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
contraction of atria ... in the JV. ... #waves #AV #dissociation ... clinical #video #JVP ... #jugular #neck
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... are enough to diagnose ... #PhysicalExam #JVP ... #Cardiology #Neck
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... + retrograde atrial ... 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 ... Atrioventricular dissociation ... #Waveforms #JVP ... #Differential #Diagnosis
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 ... collapse of RV - Treatment ... #Diagnosis #Cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
P and QRS • Atrial ... #HeartBlocks #Types ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
gene encoding AVP-NPII ... disease, Drugs (e.g ... Treatment is aimed ... Classification #Types ... #Nephrology #Diagnosis
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 ... #criticalcare #treatment
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
- ↓ Effective arterial ... Aldosterone, RTA Type ... heparinized tube) • ECG ... bradycardia → sine wave ... hypertonic Amp IVP