31 results
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Leaflet: Rheumatic fever ... , Infective endocarditis ... • Prosthetic valve ... annulus valve: ... #differential #diagnosis
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Systolic Murmurs - Differential ... Diagnosis Algorithm ... • Trauma Mitral ... Murmurs #Cardiology #Differential ... #Diagnosis #Algorithm
Relative Risk of Various Predisoosing Conditions for Infective Endocarditis 
High Risk:
 - Prosthetic valves 
 -
- Aortic valve ... disease - Mitral ... regurgitation ... RiskFactors #Cardiology #Diagnosis ... #Differential #
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
- Differential ... Diagnosis Acute ... Acute Prosthetic Valve ... , Rheumatic Fever ... #Differential #
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Involves aortic and mitral ... regurgitation ... night sweats, fever ... Marantic (NTBE) Differential ... #Endocarditis #diagnosis
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Acute bacterial endocarditis ... • Infective endocarditis ... #Patterns #Differential ... #Diagnosis #intermittent
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Pulse Pressure - Differential ... sclerosis (both heart valve ... • Infective Endocarditis ... • Mitral Regurgitation ... • Mitral Stenosis
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Origin (FUO) - Differential ... Diagnosis Algorithm ... • Infectious endocarditis ... #FUO #Chronic #Differential ... #Diagnosis #Algorithm
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Viral Hemorrhagic ... limited predictive value ... help hone your differential ... #Dissociation #diagnosis ... #differential #
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
consultation • Valve ... regurgitation or ... • Persistent fever ... growth or worsening valve ... #criticalcare #diagnosis