15 results
Causes of Ischemic Stroke - Differential Diagnosis Framework
Important to determine and treat the etiology behind because
Diagnosis Framework ... • Arrhythmias: Afib ... Prosthetic valve • Endocarditis ... Structural: myxoma, thrombus ... Ischemic #Stroke #CVA
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... abberancy - N B Afib ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Pressure Waveforms - Differential ... Diagnosis - Absent ... waves - Large cv ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... Escape Rhythm Abnormal ... interval) • AFib ... tachyarrhythmias #Cardiology
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
non-culprit vessels • Atrial ... cardiac surgery, endocarditis ... Artery #Embolism #diagnosis ... #differential # ... scoring #criteria #cardiology
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
fever, Infective endocarditis ... Ring fracture, Thrombus ... cardiomyopathy - VA ... Regurgitation #differential ... #diagnosis #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Waves/Fibrillary = afib ... • Saw-Tooth = Atrial ... Electrocardiogram #cardiology ... #diagnosis #system
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... : WPW, ectopic atrial ... <300-360 ms: ↑ca ... #EKG #diagnosis ... electrocardiogram #cardiology
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
disease Infective endocarditis ... myxoma)/ball valve thrombus ... stenosis #Causes #diagnosis ... #differential # ... cardiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Libman Sacks) • Atrial ... Marantic (NTBE) Differential ... Diagnosis? ... ↑ ESR, CRP • EKG ... #cardiology