28 results
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Management Algorithm in Transplant ... Patients First Tier Microbiologic-Testing ... CMV qPCR (Serum/Blood ... Bacterial culture ... above testing negative
Abiotrophia defectiva on Blood Culture and Microscopy
 - only growing on Chocolate Agar
 - Gram pos
Abiotrophia defectiva on Blood ... Culture and Microscopy ... defectiva #clinical #microscopy ... #microbiology # ... culture
Acinetobacter baumanii on culture and microscopy
 - MacConkey agar - Lactose Negative
 - gram negative (often
and microscopy ... - gram negative ... violet esp. from blood ... #microbiology # ... culture
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
Solid Organ Transplant - Diarrhea - Diagnostic and Workup Algorithm
1st Tier Microbiologic Testing: CDiff (stool), CMV
Solid Organ Transplant ... - Diarrhea - Diagnostic ... qPCR/NAT (serum/blood ... ), Bacterial Culture ... overgrowth If above negative
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... diagnosis #causes #culture ... #negative #Endocarditis ... InfectiousDiseases #Microbiology
Capnocytophaga spp on Culture and Blood Smear
Associated w/ dog/human oral flora, can cause bacteremia in immunocompromised
and Blood Smear ... anaerobe; narrow Gram negative ... #Blood #Smear # ... clinical #microscopy ... #microbiology
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram negative ... pain, hemoptysis, diarrhea ... test • PCR • Culture ... Chlamydia #psittaci #microbiology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
of peripheral blood ... , including blood ... likelihood of negative ... indicator of infection relative ... CBC #hematology #pathophysiology
Streptobacillus moniliformis on peripheral smear and culture microscopy
 - blood culture; patient w/ outdoor exposure
 -
peripheral smear and culture ... microscopy - blood ... culture; patient ... #moniliformis #blood ... #microbiology #