7 results
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
infections/year ... • Pulmonary fibrotic ... • HIV: 2/3 pulmonary ... Tuberculin skin test ... staining, NAA (PCR
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
infections/year ... • Pulmonary fibrotic ... • HIV: 2/3 pulmonary ... Tuberculin skin test ... staining, NAA (PCR
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... • CD4 < 200: Pulmonary ... Fungal, AFB), TB ... PCR sputum, PCP ... diagnosis #evaluation #differential
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
lymphadenopathy, pulmonary ... Children with pulmonary ... TB • Many possible ... #diagnosis #differential ... #TB #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... including: M, avium, TB ... Bacterial • Tuberculosis ... Lesions #Brain #differential ... causes #radiology #neurology
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
pp65 antigenemia test ... 50 or less: • Neurologic ... Pancreatitis • Pulmonary ... association with PJP/TB ... AIDS #diagnosis #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... infiltrates, mimicking TB ... #HIV #AIDS #pulmonary ... #differential #