18 results
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... negative vs gram positive ... @swinndong via Febrile ... febrilepodcast] #ID ... #bcx #contaminant
By @LeaGoren @Aliceclehman @thie0149 via Febrile [febrilepodcast.com  @febrilepodcast]
#ID  #InfectiousDiseases  #Infections
#Microbiology #Micro
#BCG #Mbovis #TB
@thie0149 via Febrile ... febrilepodcast] #ID ... Microbiology #Micro #BCG
Serious Bacterial Illness (SBI):
1) UTI and pyelonephritis
Most common cause of SBI
Accounts for 3-8% of uncharacterized fevers
Female
circumcised Consider BCx ... particularly complex febrile ... seizure) #Diagnosis #Peds
Duke's Criteria for Infective Endocarditis
Definite IE - Pathologic Criteria:
 • Pathologic lesions - vegetation or intracardiac
blood cultures ... - Single positive ... blood culture for ... phenomena • Micro: + bcxs ... @swinndong via Febrile
Guide to Interpretation of Positive Blood Cultures

I arrange the potential Gram stain results that one can
Interpretation of Positive ... Blood Cultures ... 1) Number of positive ... Fewer positive cultures ... BloodCultures #BCx
How to Determine a Contaminant vs True Infection 

What is the organism? Most 
common contaminants:
) How many blood ... culture sets are positive ... Contamination #Diagnosis #BCx
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Specificity: - Serum BDG ... albumin, or other blood ... should not increase BDG ... GM) - IVIg, blood ... setting of GVHD) ID
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
Airway • Check position ... perfusion, recheck blood ... check arterial blood ... gas, 12-lead ECG ... levelling patient position
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
pulse, rhythm and blood ... Airway • Check position ... using reservoir bag ... perfusion, recheck blood ... obtain 12-lead ECG
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
pulse, rhythm and blood ... confirm reservoir bag ... Airway • Check position ... using reservoir bag ... perfusion, recheck blood