6 results
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
AVNRT on Neck Physical ... shown , what’s the diagnosis ... a waves in AVNRT ... #AVNRT #Neck #PhysicalExam ... #JVP #Cardiology
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 ... #JVP #Cardiology ... #Neck #Frog #Sign
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Atrioventricular dissociation ... it indicates AV dissociation ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Narrow & regular ... Brady Management ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... and Management ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

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