27 results
Endocarditis - Duke Criteria - Major and Minor

MAJOR CRITERIA: 
 - Persistently +ve blood culture for
Criteria - Major and ... - New valvular regurgitation ... Coxiella burnetii infection ... drug use - Fever ... emboli to organs / brain
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... hours • Viral and ... : High spike and ... rises gradually and ... #Patterns #Differential
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
- Differential ... Acute Infective Endocarditis ... , Rheumatic Fever ... Aortic Aneurysms and ... #Differential #
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Primary and Secondary ... Leaflet: Rheumatic fever ... , Infective endocarditis ... , Infective endocarditis ... #differential #
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... HIV, hepatitis B and ... infective endocarditis ... mononucleosis, infective endocarditis ... Returning #Traveler #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
mitral regurgitation ... night sweats, fever ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... Persistent bacteremia/fevers
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
for metastatic infection ... joints, spleen, brain ... consultation • Valve regurgitation ... • Persistent fever ... metastatic foci of infection
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Clinical features: Fever ... valves • MRI brain ... Clinical features: Fever ... often seen • MRI brain ... large infarct - Infectious
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Bacterial or viral infection ... Subacute bacterial endocarditis ... • Aortic regurgitation ... - Bacterial endocarditis ... #joint #pain #differential
Major Brain Complications of Endocarditis
Abscess:
 • May be macro or micro and occur at site of
Major Brain Complications ... of Endocarditis ... recurrent fevers ... reaction to blood & infectious ... complications #brain