69 results
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - EKG ... Findings Causes ... • Milk-alkali syndrome ... #Differential #Causes ... #Diagnosis #Cardiology
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Etiologies by Mechanism ... IV Mg infusion (e.g ... Miscellaneous Mechanisms ... - Tumor lysis syndrome ... Magnesium #Table #Causes
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
foxglove leaf Mechanism ... - Decreases AV ... nodal conduction Uses ... Electrocardiogram #EKG ... #Cardiology #Digitalis
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
abnormality in Wellens’ syndrome ... inverted (75% of cases ... ) #Diagnosis #Cardiology ... #ECG #EKG #Wellens ... #Syndrome #TypeA
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... Causes: Calcific ... painful abduction of arm ... Rotator #Cuff #Syndrome ... diagnosis #sports #MSK
Vereckie Algorithm - Lead aVR - Ventricular Tachycardia - Telemetry Diagnosis
WCT is VT IF:
 • Initial
Algorithm - Lead aVR ... or q wave > 40 ms ... Tachycardia #WCT #VTach #avr ... #diagnosis #cardiology ... #ekg #ecg #telemetry
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Diagnosis and Causes ... Pseudo-acute coronary syndrome ... Recent flu-like syndrome ... Paraclinical assessment: EKG ... #cardiology #MRI
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval ≥ 120 ms ... WolffParkinson-White syndrome ... @AmyChung #EKG ... Electrocardiogram #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Changes • STE in aVR ... cardionerds #EKG ... #EKG #Pulmonary ... AcutePE #diagnosis #cardiology
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
cardiomyopathy (Yamaguchi syndrome ... wave inversion syndrome ... Differential #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram