12 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(MAT) - 3 ... different P waves ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... fibrillation and atrial flutter ... (at therapeutic ... or biphasic T waves ... #EKG #Cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
) • P-waves. ... variable block >> MAT ... whether AF is cause ... abnormality • Beware AV ... #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate with AV ... Possible atrial flutter ... Treat underlying cause ... or MAT - Control ... Treatment #management #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... Saw-Tooth = Atrial Flutter ... bradycardia • J ... #Electrocardiogram ... #cardiology #diagnosis
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
short QT, Osborn J ... assoc with 1K, AV ... HOCM- dagger Q lat ... #diagnosis #cardiology ... #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... block; and sinus tachycardia ... voltage Other Causes ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... - In most case ... ECG usually shows ... at rates of 120 ... Pathophysiology #cardiology
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
O - Obstructed AV ... is obstructed AV ... syncope, can be caused ... a bit like the J ... #Cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... (> 160ms) - AV ... QRS complexes at ... #ekg #cardiology ... #diagnosis #electrocardiogram