7 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... against a closed tricuspid ... a wave usually ... activation from SVT (e.g ... #AWaves #diagnosis
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... The a wave is the ... a waves”! ... a waves? ... #AWaves #Complete
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Diagnosis - Absent a wave ... tachycardia - Flutter waves ... - Prominent a waves ... block - Large a waves ... - Large cv waves
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... a waves are enough ... #Awaves #AVNRT ... #PhysicalExam #JVP
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Components • a wave ... • c wave - caused ... • v wave - results ... #Waves #Jugular ... #Waveforms #JVP
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 ... Lancisis #sign #PhysicalExam ... #Waveform #Clinical ... #Video #Neck #JVP
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Diagnosis and Management ... heparinized tube) • ECG ... bradycardia → sine wave ... Terbutaline 7 µg/kg ... hypertonic Amp IVP