12 results
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
for Infective Endocarditis ... Native valves ... #Infective #Endocarditis ... #Bacteria #Pathogens ... #Diagnosis #Differential
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... • Native and ... prosthetic valve endocarditis ... Bacteria #Etiology #Differential ... Microbiology #Diagnosis #Pathogens
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
with Infective Endocarditis ... (IE) Has Negative ... non-bacterial pathogen ... #Infective #Endocarditis ... Diagnosis #Management #Algorithm
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm ... Systemic infection Native ... Staphylococcus lugdunensis Native ... #Algorithm #Infective ... Noninfective #Causes #Differential
The Spectrum of Tuberculosis

As shown in the graphic from our Primer, exposure to M. tuberculosis can
elimination of the pathogen ... memory, can have negative ... IGRA #Spectrum #Table ... #Subclinical #Active
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
many fungi • Pathogens ... Infections with other pathogens ... cell walls • Pathogens ... BAL GM does not differentiate ... admin of mold-active
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Causes of Dysuria - Differential ... Diagnosis Algorithm ... • Upper ... Hematuria - Dipstick negative ... Neoplasm - Non-Pathogenic
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
and other viral pathogens ... - CBC with differential ... cell count - C-reactive ... iBookCC #COVID19 #algorithm
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
and Management Algorithm ... range of enteric pathogens ... above testing negative ... Workup #Management #Algorithm ... Transplant #diagnosis #differential
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... Infective Endocarditis ... PCR for specific pathogens ... #Infective #Endocarditis ... #diagnosis #differential