127 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... Atrioventricular dissociation ... it indicates AV dissociation ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
AV dissociation ... block, or, as this case ... VivekKulkarniMD #CannonA #AWaves ... JVP #Clinical #Video ... #Cardiology
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
Giant A waves caused ... the underlying diagnosis ... amzn.to/2LmUODZ #AWaves ... PhysicalExam #Clinical #Video ... #Cardiology
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
patient with AV dissociation ... msocoMD #CanonA #Awaves ... #waves #AV #dissociation ... #clinical #video ... jugular #neck #cardiology
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
- Differential Diagnosis ... - Absent a wave ... Atrioventricular dissociation ... #Differential #Diagnosis ... #PhysicalExam #cardiology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
provide the earliest clues ... repolarization causes ... (best seen in leads ... in conduction causes ... #Diagnosis #Hyperkalemia
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... Renal ultrasound, Tests ... Doppler ultrasound; MRA ... CT or MRI scan of ... #Differential #Diagnosis
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Myocarditis - Diagnosis ... and Causes • ... : Ischernic cause ... #Causes #cardiology ... #MRI
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
• Normal P waves ... • As the PRI ... • The PRI (may ... Type1 #Wenckebach #diagnosis ... #cardiology #ecg
3 ECG patterns for Acute Occlusion MI (OMI) without meeting ST elevation criteria
 • Posterior MI
Acute Occlusion MI ... • Posterior MI ... • Hyperacute T Waves ... STEMI #equivalent #diagnosis ... #cardiology #electrocardiogram