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
Droplets that contain bacilli ... affecting the lungs ... • Lymphoma • Lung ... • Progressive lung ... characteristic features Clinical
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Droplets that contain bacilli ... affecting the lungs ... • Lymphoma • Lung ... • Progressive lung ... characteristic features Clinical
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing LATENT ... result with no clinical ... immunocompromised (e.g., AIDS ... #Latent #Active ... #InfectiousDiseases
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Nodular or cavitary ... Kansasii: • Mimics TB ... with: Cavitary ... Disease: • Clinical ... differential #diagnosis #infectiousdiseases
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
virulent pyogenic infections ... the consolidated lung ... like TB, cavities ... #Clinical #Radiology ... #CXR #CTChest #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... fever, cough and cavitary ... infiltrates, mimicking TB ... #AIDS #pulmonary ... differential #diagnosis #infectiousdiseases
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
has five major clinical ... yeast • At risk: AIDS ... change in the lungs ... nails, bronchi, lungs ... ) #Mycoses #InfectiousDiseases