Endocarditis Algorithm - Infective vs Noninfective Causes

Noninfective:

 • Malignancy

 • Autoimmune disease

 • Systemic infection

Native Valve - Acute:

 • Staphylococcus aureus

 • Non—viridans streptococci

 • Staphylococcus lugdunensis

Native Valve - Subacute:

 • Viridans streptococci

 • Enterococcus

 • Streptococcus gallolyticus

 • Staphylococcus epidermidis

 • HACEK

 • Culture-negative

Prosthetic Valve - Early:

 • Staphylococcus aureus

 • Staphylococcus epidermidis

 • Gram-negative bacilli

 • Fungi

 • Diphtheroids

Prosthetic Valve - Late:

 • Viridans streptococci

 • Staphylococcus aureus

 • Staphylococcus epidermidis

 • Enterococcus

 • Non-viridans streptococci

IVDU:

 • Staphylococcus aureus

 • Streptococcus

 • Enterococcus

 • Gram-negative bacilli

 • Fungi



Dr. André Mansoor @AndreMansoor - Author of Frameworks for Internal Medicine https://amzn.to/2LmUODZ



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