9 results
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Regurgitation Primary ... ), Spontaneous rupture ... rupture • Papillary ... Papillary muscle rupture ... #causes #primary
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm ... disease • Systemic infection ... Acute: • Staphylococcus ... • HACEK • Culture-negative ... #Differential #
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Leaflet: Traumatic Rupture ... , Acute Infective ... Endocarditis, Acute ... - Leaflet: • Infection ... : Infective Endocarditis
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... Infective Endocarditis ... • Infection with ... special media) • Infection ... #Infective #Endocarditis
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Most Common): - Myocardium ... Disease • Acute ... • Chronic Lung Infection ... Embolism • Primary ... #HeartFailure #Cardiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Culture (+): ... Acute: • S. ... • Coagulase-negative ... staphylococci Culture ... #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Culture Positive ... : • Acute: S. ... staphylococci Culture ... Diagnosis #cardiology ... #infectiousdiseases
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
Causes of Primary ... mitral stenosis - Infective ... /marantic endocarditis ... MV chordae may rupture ... #Causes #Primary
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
50% in chronic infection ... infection MUCORMYCOSIS ... pulmonary infection ... • Confirmed by culture ... Diagnosis: • Culture