9 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... contraction of atria ... #Awaves #waves ... #AV #dissociation ... #cardiology #Canon
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... Cannon a waves indicate ... AV dissociation ... #AWaves #Neck #
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... a wave usually occurs ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
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 ... #Cardiology #Neck
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
pulmonic stenosis - Cannon ... dissociation, ventricular ... Absent y descent - Cardiac ... Jugular #Waveforms #JVP ... #PhysicalExam #cardiology
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
200 msec) • P wave ... intervals until a P wave ... completely absent, P waves ... dissociation and ... #ecg #ekg #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Brady Management ... Non-conducted P waves ... #EKG #electrocardiogram ... #ecg #cardiology
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
of a variable P-wave ... terminalis) or in AV ... dissociation ... #cardiology #ekg ... #ecg #electrocardiogram
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

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