33 results
Gram Negative Bacteria Overview Identification Algorithm #Diagnosis #Microbiology #GramNegative #Bacteria #Identification #Differential #Algorithm #Oxidase #Lactose #Urease
Gram Negative Bacteria ... Overview Identification ... Algorithm #Diagnosis ... #Microbiology # ... GramNegative #Bacteria #Identification
Algorithm demonstrating identification of aerobic gram negative bacteria #Diagnosis #Microbiology #GramNegative #Bacteria #Identification #Differential #Algorithm #Lactose
demonstrating identification ... of aerobic gram negative ... bacteria #Diagnosis ... #Microbiology # ... GramNegative #Bacteria #Identification
Gram Negactive Bacteria Identification Algorithm #Diagnosis #Microbiology #GramNegative #Bacteria #Identification #Algorithm #Lactose #Oxidase #Urease #GNR
Gram Negactive Bacteria ... Identification ... Algorithm #Diagnosis ... #Microbiology # ... GramNegative #Bacteria #Identification
Gram Stain - Bacteria Identification Algorithm
Gram Positive:
 • Rods: Oxidase+, Oxidase-, Fastidious, Anaerobic, Curved
 • Cocci:
Stain - Bacteria Identification ... Anaerobes Gram Negative ... Stain #Bacteria #Identification ... #Algorithm #microbiology ... #diagnosis
Moraxella catarrhalis on culture and microscopy
Only 1-5% of adults are colonized with this Gram neg diplococci
catarrhalis on culture ... and microscopy ... ) - Gram negative ... #catarrhalis #culture ... #microbiology
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood culture ... negative infective ... #differential #diagnosis ... #negative #Endocarditis ... InfectiousDiseases #Microbiology
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 ... #Infections #Microbiology ... Differential #Ddx #Diagnosis
Acinetobacter baumanii on culture and microscopy
 - MacConkey agar - Lactose Negative
 - gram negative (often
and microscopy ... agar - Lactose Negative ... - gram negative ... #microbiology # ... culture
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
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
preparation from culture ... • India ink - "Negative ... #microscopy #staining ... #diagnosis #fungi ... #fungus #comparison