140 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • Caused by atrial ... dissociation • The cannon ... activation from SVT (e.g ... #AWaves #diagnosis
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Neck Examination Cannon ... Cannon a waves indicate ... block, or, as this case ... #AWaves #Neck #
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 ... regular rapid cannon ... to diagnose the case ... #Awaves #AVNRT
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
provide the earliest clues ... repolarization causes ... in conduction causes ... #Hyperkalemia #EKG ... #ECG #Changes #
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Deep T Wave Inversions ... Juvenile T wave ... Differential #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
Ventricular Tachycardia in Wide Complex Tachycardia - Telemetry Diagnosis
 • Lead V1 - LBBB Criteria
 •
• Lead II - R-Wave ... aVR - Vereckie Algorithm ... #Algorithm # ... diagnosis #cardiology #ekg ... #ecg #telemetry
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Components • a wave ... • c wave - caused ... y descent - is caused ... the y descent cannot ... #Waves #Jugular
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... specificity for EKG ... EKG is helpful in ... evaluating for other causes ... • Dominant R Wave
ST depression & T wave inversion causes #Pathophys #Diagnosis #Cardiology #MedStudent #EKG #Differential #TWI #STD #TWaveInversion
depression & T wave ... inversion causes ... Cardiology #MedStudent #EKG
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
patterns of T-wave ... negativity (25% of cases ... inverted (75% of cases ... Diagnosis #Cardiology #ECG ... #EKG #Wellens #