9 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... PCR 50% sensitive ... including: M, avium, TB ... Syphilis • Pyogenic Abscess ... #causes #radiology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... Clinical Signs ... decreased reflexes Pathophysiology ... : - MRI is modality ... damage - CXR should
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Pathophysiology ... Lung Abscess - Clinical ... westermani • Other: TB
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... emboli • Lung abscess ... characteristic features Clinical ... Tuberculin skin test ... HIV-infected patients should
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based ... on clinical presentation ... Imaging: - MRI ... tuberculomas, or abscesses ... Demyelinating disease
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... emboli • Lung abscess ... characteristic features Clinical ... Tuberculin skin test ... HIV-infected patients should
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... that results in CNS ... negative, MOG-IgG test ... • Infectious causes ... , Hep A/B/CMV, TB
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
worsening of that disease ... noncompliance • Clinical ... initiation Clinical ... pleural effusions, CNS ... osteomyelitis, cutaneous abscesses
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
populations) CLINICAL ... CNS involvement: ... DIAGNOSIS • Imaging ... X-rays, CT, or MRI ... : Blood tests to