33 results
Inverted P Waves:
(A) Ectopic atrial rhythm
(B) Junctional rhythm 

#Inverted #PWaves #cardiology #diagnosis #ekg #ecg #electrocardiogram #differential
Inverted P Waves ... : (A) Ectopic atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #differential #
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... dissociation + retrograde atrial ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 3 different P waves ... 200ms from longer pause ... electrocardiogram #cardiology ... #differential
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... • Atrial Flutter ... #Tachycardia #Differential ... Diagnosis #Management #cardiology ... #wide #narrow #algorithm
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... /Fibrillary = afib ... • Saw-Tooth = Atrial ... Interpretation #ECG ... Electrocardiogram #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... ., A-Fib also a ... • Dominant R Wave ... in relation to ECG ... AcutePE #diagnosis #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
nodal conduction Uses ... : - Atrial fibrillation ... and atrial flutter ... or biphasic T waves ... #Cardiology #Digitalis
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... AFIutter) • P-waves ... whether AF is cause ... #Tachycardia #Differential ... #cardiology
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
- Differential ... TWaveInversions #TWI #Differential ... #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
Causes of Diastolic Murmurs - Differential Diagnosis Algorithm
Early Diastolic:
 • Aortic Regurgitation
 • Pulmonary Regurgitation (Graham-Steell
Causes of Diastolic ... Diagnosis Algorithm ... Flint Murmur) • Atrial ... Diastolic #Murmurs #Cardiology ... #causes