12 results
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
PATHOPHYSIOLOGY: ... Double-stranded RNA • Fungi ... Mannan and glucan components ... #Pathophysiology ... #InfectiousDiseases
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
ß-D-glucan: • Most fungi ... Characteristics #Sensitivity ... #Specificity #Laboratory ... #InfectiousDiseases ... #Fungi #Fungal
(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%- ... Positives: • Bacteremia ... #diagnosis #laboratory ... #microbiology #infectiousdiseases
Fever - Pyrogen Pathophysiology

EXOGENOUS PYROGEN
 • Bacteria: Lipopolysaccharide components, peptidoglycans and muramyl peptide derivatives, Toxins
 •
Fever - Pyrogen Pathophysiology ... EXOGENOUS PYROGEN • Bacteria ... Lipopolysaccharide components ... stranded RNA • Fungi ... Mannan and glucan components
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
• Cell wall component ... of many fungi ... Infections with certain bacteria ... FalsePositives #Laboratory ... #sensitivity
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Diagnosis and Management ... Summary Bacteremic ... Laboratory Diagnosis ... joint effusion • Laboratory ... #Microbiology #InfectiousDiseases
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Diagnosis and Management ... Galactomannan sensitivity ... IA #Diagnosis #Management ... #treatment #fungal ... #infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis and Management ... Lung Abscess Pathophysiology ... Pathogens: • Aerobic Bacteria ... • Anaerobic Bacteria ... Prevotella • Fungal
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
intracellular rod-shaped bacteria ... tuberculosis (LTBI) Pathophysiology ... infection (NTM) • Fungal ... lung disease, bacteremia ... TB #Diagnosis #Management
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
antigen assay has a sensitivity ... Aspergillosis Pathophysiology ... ) #Mycoses #InfectiousDiseases ... #Fungal #Diagnosis ... #Management #Infections