153 results
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... Grouped by gram negative ... Diseases #Infections ... #Microbiology # ... Micro #Differential
Fusarium on Culture and Microscopy
Collecting a sample for culture from the eye is never fun, but
and Microscopy ... & reverse) 2) microscopic ... Eye infections are ... #Microscopy #clinical ... #microbiology
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... #differential # ... #culture #negative ... InfectiousDiseases #Microbiology
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
vs Noninfective Causes ... disease • Systemic infection ... • HACEK • Culture-negative ... #Noninfective #Causes ... #Differential #
Corynebacterium diphtheriae on Culture and Microscopy
Corynebacterium diphtheriae, the cause of vaccine-preventable diphtheria.

Matching name to features:
"Coryne" (korune)
diphtheriae on Culture ... and Microscopy ... diphtheriae, the cause ... #diphtheriae #Culture ... #microbiology
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
and sources of infection ... • Native and ... Endocarditis #Sources #Causes ... Bacteria #Etiology #Differential ... #Microbiology #
Moraxella catarrhalis on culture and microscopy
Only 1-5% of adults are colonized with this Gram neg diplococci
catarrhalis on culture ... and microscopy ... It can be the cause ... ) - Gram negative ... #microbiology
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... - Differential ... antibiotics as a cause ... of a negative culture ... #Differential #
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... remain negative ... but important causes ... #BloodCulture #Negative ... Endocarditis #diagnosis #differential
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
TB AFB smear microscopy ... because false-negative ... Mycobacterial culture ... Liquid and solid cultures ... Mycobacterial culture