10 results
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
a wave - Atrial ... - Flutter waves ... - Prominent a waves ... - Large cv waves ... #JVP #Differential
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... AVNRT on Neck Physical ... regular cannon a waves ... EMdoc14 #CannonA #AWaves ... #AVNRT #Neck #PhysicalExam
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... rapid cannon a waves ... are enough to diagnose ... Hussainch #Cannon #Awaves ... #Neck #Frog #Sign
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... against a closed tricuspid ... • The cannon a wave ... 2LmUODZ #Cannon #AWaves ... #CVP
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
Giant A waves caused ... following the wave ... that the giant A waves ... causing the A waves ... amzn.to/2LmUODZ #AWaves
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... Classic “cannon waves ... block) - ‘c’ wave ... systole): c-v wave ... of RV - ‘v’ wave
Lancisi's sign on Physical Exam
Lancisi's sign = loss of the x descent (in tricuspid regurg) creating
x descent (in tricuspid ... creating a fused cv wave ... #PhysicalExam #Waveform ... Clinical #Video #Neck ... #JVP #Tricuspid
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
diagnosis includes ... overdose: Prominent R wave ... prominent terminal R wave ... ddx: AVNRT, AVRT ... #ekg #differential
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
venous pressure (CVP ... diastole) ● c wave ... closure of the tricuspid ... ● v wave: ventricular ... Interpretation #Diagnosis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

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