27 results
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Long/short QT syndromes ... , Brugada syndrome ... Acquired long QT syndrome ... : Drugs, Electrolyte ... Cardiac #Arrest #cardiology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Drug-associated, PCH, Evans Syndrome ... Unstable Hgb - Electrolytes ... Differential #Diagnosis #hematology
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Congenital Long QT Syndrome ... Exercise - Electrolyte ... Beta-blockers - Treat electrolyte ... Congenital #LongQT #Syndrome ... #Diagnosis #Cardiology
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... precipitated by electrolyte ... TorsadesDePointes #Diagnosis #Cardiology
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Infections BRASH Syndrome ... Hypothyroidism Electrolytes ... • Tachy-Brady syndrome ... • Sick sinus syndrome ... diagnosis #causes #cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
ECGs - Syncope Syndromes ... Electrolytes ... mchlwng #Syncope #Syndromes ... Checklist #diagnosis #cardiology
Cardiomyopathies 

Manifestations of cardiomyopathy (CM) range from microscopic alterations in cardiac myocytes to fulminant Heart Failure
) • Short QT Syndrome ... Hypereosinophilic syndrome ... Polyarteritis nodosa) • Electrolyte ... Cardiomyopathies #cardiology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Contrast #CT #MRI #POCUS ... #radiology #differential ... table #appearance #hepatology
Causes of Gallbladder Wall Thickening - Differential Diagnosis
 • Physiologic: Contracted gall bladder in a non-fasting
cirrhosis, Nephrotic syndrome ... Differential #Diagnosis #radiology ... #POCUS #ultrasound
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
interval J Wave Syndromes ... involved • Brugada Syndrome ... tachycardia Electrolyte ... Wolff-Parkinson-White syndrome ... differential #diagnosis #cardiology