12 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 ... #Infections #Microbiology ... #Micro #Differential ... #Bloodculture #Bloodcx
Guide to Interpretation of Positive Blood Cultures

I arrange the potential Gram stain results that one can
Interpretation of Positive ... Blood Cultures ... Gram(–) cocci, yeast ... Gram(–) orgs & yeast ... Interpretation #Laboratory #Microbiology
Morphology and Descriptions of Endemic Fungal Infections with Yeasts in Tissues
Broad-based budding yeasts:
 • Description: Broad-based
with mucicarmine positive ... thick mucicarmine positive ... capsule and positive ... #atlas #fungi #microbiology ... #differential #
Morphology and Descriptions of Endemic Fungal Infections with Yeasts in Tissues
Broad-based budding yeasts:
 • Description: Broad-based
with mucicarmine positive ... thick mucicarmine positive ... capsule and positive ... fungi #infections #microbiology ... #differential #
Black and Bloody Stools - Melena and Hematochezia
Melena - Refers to passage of black, tarry (sticky
Occult blood tests ... are positive. ... Involves loss of at least ... tests. ... Hematochezia #Diagnosis #Differential
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Patients First Tier Microbiologic-Testing ... CMV qPCR (Serum/Blood ... pathogens First Tier Microbiologic-Testing ... Colonoscopy +/- ... Transplant #diagnosis #differential
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Hypertension - Differential ... Positive family ... Repeatedly normal blood ... age < 20 or > 50 years ... HTN #Cardiology #Differential
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
of Hematuria - Differential ... Algorithm Red blood ... RBCs and/or RBC casts ... Immune-complex deposition ... #Hematuria #Differential
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
Over 120 years ago ... the recumbent position ... the horizontal position ... patients aged 65 years ... pathophysiology #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Hypercoagulable (APLAS) Microbiology ... : Blood cultures ... are positive in ... Marantic (NTBE) Differential ... • Blood cultures