9 results
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Diarrhea Workup ... Patients First Tier Microbiologic-Testing ... CMV qPCR (Serum/Blood ... pathogens First Tier Microbiologic-Testing ... above testing negative
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 #
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
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
of peripheral blood ... cultures, including blood ... likelihood of negative ... neutrophil #WBC #CBC #hematology ... #pathophysiology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
antigens (often false negative ... cutaneous eruptions, diarrhea ... (rare), false negatives ... country) - False negative ... diagnosis #management #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
antigens (often false negative ... cutaneous eruptions, diarrhea ... (rare), false negatives ... country) • False negative ... diagnosis #management #hematology
Solid Organ Transplant - Diarrhea - Diagnostic and Workup Algorithm
1st Tier Microbiologic Testing: CDiff (stool), CMV
Organ Transplant - Diarrhea ... Algorithm 1st Tier Microbiologic ... qPCR/NAT (serum/blood ... overgrowth If above negative ... malabsorption #Diarrhea
Aeromonas spp - Diagnosis and Management Summary
Aeromonas spp: Gram-negative Rods, oxidase positive and glucose fermenter.
Virulence: Toxin
Aeromonas spp: Gram-negative ... Presentations: • Diarrhea ... Older patients / hematologic ... Identified in wound or blood ... Diagnosis #Management #microbiology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... polarized light microscopy ... ANAs; thus, a negative ... Polyarthritis: • Blood ... : • Complete blood