27 results
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... P • ↑ Ca - short ... Syncope #Syndromes #ECG ... #diagnosis #cardiology ... electrocardiogram #differential
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain - Differential ... Infective Endocarditis ... . fractured long ... Syndrome, Infective Endocarditis ... JointPain #MSK #Differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... nodes • Roth’s spots ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... diagnosis #management #cardiology
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Chest X-ray - Lung ... ultrasound (thorough ... - CBC with differential ... clinically indicated (e.g ... echocardiogram, EKG
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
Pathophysiology and Differential ... - Congenital (e.g ... Vasodilation Lung ... Pathophysiology #Differential ... #Diagnosis #cardiology
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
Compared Ambulatory ECG ... events, all (most) ECG ... Disadvantages: Short ... Advantages: Continuous long ... Devices #Comparison #cardiology
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Channelopathies: Long ... /short QT syndromes ... VT* • Acquired long ... Cardiac #Arrest #cardiology ... #differential #
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... 500 DANGER - Short ... 360 ms: ↑ca - Long ... #Approach #ECG ... electrocardiogram #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... AV block 1º - long ... bradyarrhythmia #ECG ... electrocardiogram #cardiology ... #differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... = Biomarkers + ECG ... deWinter T waves - starts ... electrocardiogram #cardiology ... Interpretation #differential