108 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
- Differential Diagnosis ... negative culture Brain ... - Parasitic: Toxoplasmosis ... Blastomycosis - Parasite ... #Differential #Diagnosis
Fever - Pyrogen Pathophysiology

EXOGENOUS PYROGEN
 • Bacteria: Lipopolysaccharide components, peptidoglycans and muramyl peptide derivatives, Toxins
 •
Fever - Pyrogen Pathophysiology ... Lipopolysaccharide components ... stranded RNA • Fungi ... Mannan and glucan components ... - Transport to brain
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
Important Fungal ... and chitin in fungal ... polysaccharide component ... microscopy #staining #diagnosis ... #fungi #fungus
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
PATHOPHYSIOLOGY: ... Double-stranded RNA • Fungi ... Mannan and glucan components ... Transport to brain ... InfectiousDiseases #Diagnosis
Differential diagnosis for pyogenic liver abscess:
Infectious etiologies predominate. Most are pyogenic (bacterial). Amebic (Entamoeba histolytica) and
Differential diagnosis ... • Bartonella Fungal ... Candidiasis • Endemic Fungi ... Parasite/Protozoa ... #Differential #diagnosis
Fungal Biomarkers: Comparing Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 •
Fungal Biomarkers ... Polysaccharide cell wall component ... of many fungi ... febrilepodcast #Fungal ... Galactomannan #diagnosis
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
- Differential Diagnosis ... Neoplasm-related (brain ... Inflammatory, Infectious (fungal ... , TB, parasitic, ... #Differential #Diagnosis
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential Diagnosis ... Septic Emboli, Fungal ... Infections: TB, NTB, Fungal ... , Parasitic, Viral ... Lung #Disease #Diagnosis
Types of Brain Herniation
1) Uncal Transtentorial
2) Central Transtentorial
3) Subfalcine
4) Transcalvarial
5) Ascending Transtentorial
6) Tonsilar

#Brain #Herniation #Types #Classification
Types of Brain Herniation ... 1) Uncal Transtentorial ... ) Tonsilar #Brain ... Classification #diagnosis
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... VZV, CMV, HIV • Fungal ... , M. leprae • Parasitic ... #Differential #Diagnosis ... #viral #fungal