5 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
the atria and ventricles ... 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
tricuspid valve • Atrioventricular ... activation from ... SVT (e.g., junctional ... #diagnosis #cardiology ... #CVP
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... P and QRS • Atrial ... #Classification ... #EKG #electrocardiogram ... #ecg #cardiology
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
your R is far from ... independently of the atria ... leading to AV node dissociation ... heart #heartblock #cardiology ... #ecg #ekg #diagnosis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

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