10 results
Plasmodium Falciparum Gametocytes on Blood Smear.

Banana-shaped gametocytes are only seen in Plasmodium falciparum but rare in
Plasmodium Falciparum ... Gametocytes on Blood ... but rare in blood ... peripheral #clinical #microscopy ... #microbiology #
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Blood Smear. ... P.f. but rare in blood ... #Blood #Smear. ... peripheral #clinical #microscopy ... #microbiology #
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
Important Fungal ... and chitin in fungal ... visualization of fungal ... • India ink - "Negative ... #microbiology #microscopy
Plasmodium falciparum trophozoites (and crenated red blood cells) - Blood Smear

A classic presentation of Plasmodium falciparum
Plasmodium falciparum ... of Plasmodium falciparum ... trophozoites #Plasmodium #falciparum ... peripheral #clinical #microscopy ... #malaria #microbiology
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... Tropheryma whipplei, Fungi ... causes #culture #negative ... InfectiousDiseases #Microbiology
Acinetobacter baumanii on culture and microscopy
 - MacConkey agar - Lactose Negative
 - gram negative (often
on culture and microscopy ... agar - Lactose Negative ... - gram negative ... violet esp. from blood ... #microbiology #
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
cases - decr blood ... a +ve culture Microbiology ... be caused by, fungi ... SepticArthritis #pathophysiology
(1,3)-β-d-glucan
Abundant cell wall polysaccharide, found in most fungi, except cryptococci, zygomycetes (mucor, rhizophus) and blastomyces.
Sensitivity 64%-93%;
found in most fungi ... 87%-100% False Negatives ... • Hemolyzed blood ... • Certain fungus ... diagnosis #laboratory #microbiology
Alternaria on Culture Plate and Microscopy
Adult w/ aplastic anemia, getting regular blood product infusions. Had Group
Culture Plate and Microscopy ... getting regular blood ... Also had blood fungal ... environmental fungi ... #clinical #microbiology
Capnocytophaga spp on Culture and Blood Smear
Associated w/ dog/human oral flora, can cause bacteremia in immunocompromised
on Culture and Blood ... immunocompromised pts From blood ... anaerobe; narrow Gram negative ... Smear #clinical #microscopy ... #microbiology