8 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 ... febrilepodcast] #ID ... #Micro #Differential ... #Ddx #Diagnosis
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 #Laboratory
Guide to Interpretation of Positive Blood Cultures

I arrange the potential Gram stain results that one can
call from the micro ... reason to go to micro ... BloodCultures #BCx ... Interpretation #Laboratory #Microbiology ... #Diagnosis
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
infections • Gram-negative ... microorganism (Culture ... fusiform gram-negative ... #canimorsus #microbiology ... #management #treatment
CAPD-associated peritonitis (Continuous Ambulatory Peritoneal Dialysis) - 5 Things To Know
Diagnosis (Two of the following):
(1) Clinical
CAPD-associated ... Things To Know Diagnosis ... Microbiology: • ... Washington University ID ... #Management #InfectiousDiseases
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Alpha-hemolytic, Catalase Negative ... common cause of: CAP ... sinus • Sputum culture ... Urine antigen in CAP ... #diagnosis #management
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Hypercoagulable (APLAS) Microbiology ... • Coagulase-negative ... Differential Diagnosis ... Endocarditis Diagnosis ... #management #cardiology
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
) - Diagnosis and ... Management Pneumonia ... Yield of blood CX ... screening: High negative ... #Diagnosis #Management