11 results
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
and Secondary Causes ... fever, Infective endocarditis ... Regurgitation #differential ... #diagnosis #cardiology ... #causes #primary
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Systolic Murmurs - Differential ... Marfan's Disease Mitral ... Systolic #Murmurs #Cardiology ... #Differential # ... Diagnosis #Algorithm #causes
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
Causes of mitral ... chordae Severe mitral ... disease Infective endocarditis ... #diagnosis #differential ... #cardiology
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
Causes of Primary ... disease: Most common cause ... Infective/marantic endocarditis ... #Functional #Differential ... #Diagnosis #Cardiology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential ... quinine, etc) - Viral ... valve replacement, endocarditis ... Diagnosis #Framework #hematology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Involves aortic and mitral ... Septic Emboli Cause ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... diagnosis #management #cardiology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... CTD (SLE) - Viral ... • Bacterial endocarditis ... Vasculopathy #Purpura #Differential ... #nonpalpable #dermatology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Pulse Pressure - Differential ... • Infective Endocarditis ... • Mitral Regurgitation ... • Mitral Stenosis ... #cardiology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Schonlein Purpura - Endocarditis ... Microscopic) - Viral ... #dermatology #physicalexam
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
- Most Common Cause ... prosthetic valve, PFO, ASD ... cardiac surgery, endocarditis ... Embolism #diagnosis #differential ... scoring #criteria #cardiology