13 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
B, hepatitis C infection ... hepatitis B and C infection ... , HIV infection, ... , acute HIV infection ... HIV infection
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
and bacterial infections ... hours • Viral infections ... • Rickettsiae infections ... Pyogenic/focal infection ... endocarditis Non-Infectious
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Endocarditis (BCNIE ... • Infection with ... special media) • Infection ... history of prior infections ... pathogens also exists Infectious
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
History - Clues to Infectious ... → Leptospirosis ... (bartonella), Simian ... Herpesvirus B infection ... InfectiousDiseases #Infections
Q Fever (Coxiella Burnetii) - Acute vs Chronic Diagnosis and Management

Acute:
 - Self-limited flu-like illness
 -
Q Fever (Coxiella ... Osteoarticular infection ... - Endovascular infection ... acute #chronic #infection ... #microbiology
Major Brain Complications of Endocarditis
Abscess:
 • May be macro or micro and occur at site of
Complications of Endocarditis ... or micro and occur ... and recurrent fevers ... • Arise from infective ... reaction to blood & infectious
Endocarditis - Duke Criteria - Major and Minor

MAJOR CRITERIA: 
 - Persistently +ve blood culture for
Endocarditis - Duke ... Coxiella burnetii infection ... drug use - Fever ... criteria #Endocarditis ... #Duke #Criteria
Duke's Criteria for Infective Endocarditis
Definite IE - Pathologic Criteria:
 • Pathologic lesions - vegetation or intracardiac
Endocarditis Definite ... Predisposition • Fever ... Immunologic phenomena • Micro ... evidence of active infection ... febrilepodcast] #Duke
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... Culture (-): • Bartonella ... infarction • Infectious ... Suspicion -> TEE • Duke
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... Hypercoagulable (APLAS) Microbiology ... Culture Negative: • Bartonella ... infarction • Infectious