10 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... - Differential Diagnosis ... Autoimmune: Crohn's disease ... #InfectiousDiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Pathophysiology ... Coccidioides • Parasite ... #differential #causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Syphilis • Pyogenic Abscess ... • Nocardia • Parasitic ... #causes #radiology ... #neurology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... salmonella, ...), Parasites ... • Autoimmune diseases ... : SLE+++, Adult-onset ... Still disease,
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
Most cases diagnosed ... Malnutrition • Wilson's disease ... collection with EDTA Pathophysiology ... respiratory failure • Neurologic ... Phosphatase: • Other causes
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Non-compressive Spinal Cord Causes ... Mumps, WNV - Parasite ... Sarcoidosis, Behcet disease ... #neurology #differential
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
Trypanosomiasis - Diagnosis ... caused by the protozoan ... parasite Trypanosoma ... Standard regimen: Adult ... Regimens: • Adult
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... tuberculomas, or abscesses ... Demyelinating disease ... caused by the JC ... opportunistic #InfectiousDiseases
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
extrapulmonary disease ... Aspergillosis Pathophysiology ... Sinusitis • Brain abscess ... : • Serology for ... ) #Mycoses #InfectiousDiseases
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
hyperinflammatory syndrome caused ... to find in an adult ... - Common in: Adults ... ▪ Autoimmune diseases ... Pathophysiology