10 results
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... counting of HR by EKG ... of conduction block ... rhythm Presence Of EKG ... #EKG #ECG #electrocardiogram
Antecubital Vein examination to estimate JVP/CVP

In this video, the antecubital veins move between 

Below [RA +
video, the antecubital ... E.g. in a cold room ... in rare cases (neck ... estimation #Clinical #Video ... #estimate #Cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
simultaneously at regular ... transmitted to JV ... EKG of the same ... #PhysicalExam #JVP ... #Cardiology #Neck
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Narrow & regular ... Regular ventricular ... summary #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... DANGER Narrow - Regular ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
intervals are regular ... ThirdDegree #3rd #AVBlock ... #Complete #cardiology ... #ekg #ecg #diagnosis ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... group-beating" on the ECG ... #cardiology #ekg ... #ecg #diagnosis ... #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Bundle Branch Block ... Disorders: • Hyperkalemia ... no P waves • Hypercalcemia ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
in the chest or neck ... exam • 12-lead ECG ... • Rapid and regular ... Valvular disease (e.g ... #Palpitations #Cardiology