7 results
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
negative vs gram positive ... @swinndong via Febrile ... febrilepodcast] #ID ... Differential #Ddx #Diagnosis ... #bcx #contaminant
How to Determine a Contaminant vs True Infection 

What is the organism? Most 
common contaminants:
Contaminant vs True Infection ... ) How many blood ... culture sets are positive ... Contamination #Diagnosis ... #BCx #Laboratory
Duke's Criteria for Infective Endocarditis
Definite IE - Pathologic Criteria:
 • Pathologic lesions - vegetation or intracardiac
blood cultures ... phenomena • Micro: + bcxs ... evidence of active infection ... @swinndong via Febrile ... #Endocarditis #diagnosis
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
- Differential Diagnosis ... the total white blood ... associated with the BCR-ABL1 ... #Differential #Diagnosis ... #causes #hematology
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
invasive fungal infection ... albumin, or other blood ... GM) - IVIg, blood ... setting of GVHD) ID ... Galactomannan #diagnosis
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vulnificus skin infection ... Hippocrates in 5 BC ... immunosuppressive meds ... rash #cellulitis #dermatology ... legs #clinical #photo
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Malaise, bleeding, infections ... Philadelphia - BCR-ABL ... pain, bleeding, infections ... #Leukemia #Hematology ... #Oncology #Diagnosis