20 results
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
to the sodium-channel ... voltage-sensitive calcium channels ... #Pharmacology #Cardiology ... Antiarrhythmics #Classes ... #Effect #ActionPotentials
Brugada syndrome with non-sustained VT; sodium channel blocking drugs (e.g. amio, procainamide) can be dangerous here!

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Brugada syndrome ... non-sustained VT; sodium channel ... amalmattu #Brugada #syndrome ... #Electrocardiogram ... EKG #Clinical #Cardiology
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
EKG Findings Causes ... • Milk-alkali syndrome ... Hypercalcemia #EKG #ECG #Electrocardiogram ... #Differential #Causes ... #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
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... PARKINSON WHITE SYNDROME ... DRUGS • SODIUM CHANNEL ... #Palpitations #Causes ... Differential #Diagnosis #Cardiology
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Infections BRASH Syndrome ... blockers • Calcium channel ... Spondylarthropathies Other causes ... differential #diagnosis #causes ... #cardiology #BRADI
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
prolapse (Marfan syndrome ... , Ehler-Danlos syndrome ... calcification: Age-related changes ... hypereosinophilic syndrome ... Differential #Diagnosis #Cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Non-specific ST-T Changes ... AcutePE #diagnosis #cardiology ... #electrocardiogram
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
SAPHO syndrome is ... Sclerotic bone changes ... Rule out other causes ... Nonspecific inflammatory changes ... #Rheumatology #
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... high WBC count cause ... hyperviscosity syndrome ... tinnitus, visual changes ... diagnosis #management #hematology