19 results
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
Pathogens, and Testing ... Galactomannan #Pathogens #Testing ... Characteristics #Sensitivity ... #Specificity #Laboratory ... #InfectiousDiseases
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
Biomarkers Age + fever ... ADA - Very high sensitivity ... - Increase in sensitivity ... #Tuberculosis #Laboratory ... #Testing #diagnosis
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... • Cell wall component ... post-2010 almost never ... #Testing #FalsePositives ... #Laboratory #sensitivity
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Polysaccharide cell wall component ... dermatidis • Sensitivity ... : Mucorales • Sensitivity ... post-2010 almost never ... Frozen ice-pops (in setting
(1,3)-β-d-glucan
Abundant cell wall polysaccharide, found in most fungi, except cryptococci, zygomycetes (mucor, rhizophus) and blastomyces.
Sensitivity 64%-93%;
found in most fungi ... Sensitivity 64%- ... blood • Certain fungus ... #diagnosis #laboratory ... #microbiology #infectiousdiseases
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Laboratory Diagnosis ... susceptibility testing ... testing of skin ... syndrome: • Fever ... #Microbiology #InfectiousDiseases
Infectious Diarrhea - Laboratory Testing

Clostridium difficile
Salmonella enterica, Shigella spp, Campylobacter spp 
Salmonella enterica serovars Typhi and
Infectious Diarrhea - Laboratory ... Testing Clostridium ... Paratyphi (enteric fever ... classified as a fungus ... #Testing
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
hypothalamus → fever ... Lipopolysaccharide components ... Double-stranded RNA • Fungi ... Mannan and glucan components ... Pathophysiology #InfectiousDiseases
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
include: bacteria, fungi ... jejuni • NTM Parasites ... dyspnea, possible fever ... Coccidioidomycosis ("Valley Fever ... differential #diagnosis #InfectiousDiseases
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
• Symptoms: Fever ... • Symptoms: Fever ... of serum CrAg testing ... comparable to CSF testing ... opportunistic #InfectiousDiseases