43 results
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
• Milk-alkali syndrome ... #ECG #Electrocardiogram ... #Differential # ... Causes #Diagnosis ... #Cardiology
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
interval - Only works ... Bazett's Formula: QTc ... #QTc #Interval ... #Measurement #cardiology ... #diagnosis #ecg
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... - Syncope Syndromes ... #ECG #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Channelopathies: Long/short QT ... Acquired long QT ... Cardiac #Arrest #cardiology ... #differential # ... diagnosis #causes
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... WolffParkinson-White syndrome ... Interpretation #ECG ... Electrocardiogram #cardiology ... #diagnosis #system
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... cardiomyopathy (Yamaguchi syndrome ... wave inversion syndrome ... #Diagnosis #Causes ... #Cardiology #ECG
Suspected ACS - OMI vs STEMI - Differential Algorithm

The name STEMI cognitively inspires EPs to fail
OMI vs STEMI - Differential ... segment is the only ECG ... #Algorithm #cardiology ... myocardial #infarction #diagnosis ... #coronary #syndrome
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Syndrome: Illness ... **Get baseline EKG ... abnormalities - Avoid QTc ... post-arrest or very long QTc ... #Diagnosis #Cardiology
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Pseudo-acute coronary syndrome ... Recent flu-like syndrome ... Paraclinical assessment: EKG ... #Myocarditis #differential ... #cardiology #MRI
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Sick Sinus Syndrome ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential