23 results
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Responsible for Infective ... bacilli - Fungi (Candida ... , Aspergillus, Histoplasma ... ) - Culture negative ... negative #Infective
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
My Patient with Infective ... Fungal (Histoplasma/Aspergillus ... patient a surgical candidate ... Ahmed_HBabiker #Infective ... BloodCultures #Diagnosis #Management
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood culture ... negative infective ... whipplei, Fungi (Aspergillus ... , Candida), Mycoplasma ... #negative #Endocarditis
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... remain negative ... whipplei, Fungi (Aspergillus ... , Candida), Mycoplasma ... #BloodCulture #Negative
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Leukocytes on Dipstick/Microscopy ... Urinary Tract Infection ... Urinary Tract Infection ... Hematuria - Dipstick negative ... Vaginitis • Candida
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
developing active infection ... • Tuberculosis infection ... TB AFB smear microscopy ... because false-negative ... Mycobacterial culture
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
• Pathogens: Candida ... , Aspergillus ... Coccidioides - Negative ... invasive fungal infection ... Cryptococcus - Negative
Bacteremia Quick Reference - Treatment Duration

Gram Negative Bacteremia:
 • Avoid: Aminoglycosides and tigecycline
 • Catheters should
Duration Gram Negative ... thrombophlebitis, IE, infection ... are negative ... of metastatic infection ... Bacteremia #Treatment #Management
Hematuria in Post-Renal Transplant Patient
Prevalence up to 12% in the postrenal transplant patient
 • Bacterial: Escherichia
Virus • Fungal: Candida ... Cryptococcus Neoformans, Aspergillus ... cell carcinoma (native ... #blood #urine #management
Candidemia Workup and Management - IDSA Guidelines
1) Antibiotics
 • Empiric: Echinocandins (e.g. micafungin) for most patients
Candidemia Workup and Management ... Susceptibilities, Negative ... Cultures • Length ... IDSA #Guidelines #Management ... #candida #candidiasis