31 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 ... #Infections #Microbiology ... #Micro #Differential ... Bloodculture #Bloodcx #bcx
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood culture ... negative infective ... #negative #Endocarditis ... #InfectiousDiseases ... #Microbiology #
How to Determine a Contaminant vs True Infection 

What is the organism? Most 
common contaminants:
• Coagulase-negative ... How many blood culture ... species from the micro ... Contamination #Diagnosis #BCx
By @LeaGoren @Aliceclehman @thie0149 via Febrile [febrilepodcast.com  @febrilepodcast]
#ID  #InfectiousDiseases  #Infections
#Microbiology #Micro
#BCG #Mbovis #TB
febrilepodcast] #ID #InfectiousDiseases ... #Infections #Microbiology ... #Micro #BCG #Mbovis
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram negative ... test • PCR • Culture ... Chlamydia #psittaci #microbiology ... #diagnosis #management ... #treatment #infectiousdiseases
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Diagnosis: • Stool culture ... available • Blood culture ... Monocytogenes #diagnosis #management ... #infectiousdiseases ... #treatment #microbiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Diagnosis: • Stool culture ... available • Blood culture ... Monocytogenes #diagnosis #management ... #infectiousdiseases ... #treatment #microbiology
Guide to Interpretation of Positive Blood Cultures

I arrange the potential Gram stain results that one can
Positive Blood Cultures ... call from the micro ... reason to go to micro ... BloodCultures #BCx ... Interpretation #Laboratory #Microbiology
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
• History of BCG ... because false-negative ... Mycobacterial culture ... Mycobacterial culture ... LatentTB #ActiveTB #InfectiousDiseases
CAPD-associated peritonitis (Continuous Ambulatory Peritoneal Dialysis) - 5 Things To Know
Diagnosis (Two of the following):
(1) Clinical
Positive effluent culture ... Microbiology: • ... • 15-35% Gram negative ... peritonitis #Diagnosis #Management ... #InfectiousDiseases