11 results
Fever - Pyrogen Pathophysiology

EXOGENOUS PYROGEN
 • Bacteria: Lipopolysaccharide components, peptidoglycans and muramyl peptide derivatives, Toxins
 •
Pathophysiology ... Lipopolysaccharide components ... stranded RNA • Fungi ... - Transport to brain ... #Fever #Pathophysiology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
- Differential Diagnosis ... Algorithm Neoplasm ... Infection: • Fungal ... malaria) • other parasites ... #Algorithm #causes
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
hypothalamus → fever ... PATHOPHYSIOLOGY: ... Double-stranded RNA • Fungi ... Transport to brain ... InfectiousDiseases #Diagnosis
Differential Diagnosis for Concurrent Brain and Lung Infections
 • Bacteria: Strep anginosus, Staph aureus, Klebsiella pneumoniae
Differential Diagnosis ... for Concurrent ... Brain and Lung Infections ... tuberculosis, NTM • Parasite ... Toxoplasmosis • Fungi
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
- Differential Diagnosis ... Algorithm Viral ... Infectious - Other: • Fungal ... eg.malaria) • Other parasites ... #Algorithm #causes
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... ) • Fungi: Aspergillus ... Coccidioides • Parasite ... febrilepodcast #Brain ... #Differential #Diagnosis
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... ) • Fungi: Aspergillus ... Coccidioides • Parasite ... febrilepodcast #Brain ... #Differential #Diagnosis
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
- Differential Diagnosis ... Algorithm Hyperacute ... Neoplasm-related (brain ... Inflammatory, Infectious (fungal ... , TB, parasitic,
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Fungal Biomarkers ... Polysaccharide cell wall component ... decreased with: concurrent ... post-2010 almost never ... Galactomannan #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... : • 80% have fever ... Intervention: - Fevers ... Prevotella • Fungal ... Coccidioides • Parasite