9 results
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 ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #Frog #Sign
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... effect on ECG ( ... or biphasic T waves ... #EKG #Cardiology ... #Digitalis #ECG
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... SVT (e.g., junctional ... 2LmUODZ #Cannon #AWaves ... diagnosis #cardiology #CVP
Lancisi's sign (CV fusion wave from severe tricuspid regurgitation).

#Lancisis #sign #severe #tricuspid #regurgitation #JVP #Clinical #Video
Lancisi's sign ( ... CV fusion wave from ... #Lancisis #sign ... regurgitation #JVP ... Clinical #Video #Neck
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
Lancisi's Sign ( ... obscenely huge waves ... it giant A or V wave ... #Fibrillation #Neck ... #JVP #Clinical
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wave Inversion ... threatening T wave ... angina; but T wave ... Serial EKGS in pts ... EKG #ECG #Electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachy not from ... 3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... Substances • Digoxin ... 300 = NSVT EKG ... No associated P-wave ... , and the T-wave
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

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