8 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 ... characteristic features Clinical ... and Culture • CXR ... disease • Check CXR
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 ... characteristic features Clinical ... and Culture • CXR ... disease • Check CXR
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
Cavitary Lesion ... man with PMH of latent ... TB s/p treatment ... #Cavitary #CXR ... #ChestXRay #Clinical
Primairy TB is usually clinically silent.
In 5% of infected individuals the immunity is inadequate and clinically
reactivation of the latent ... infection and occurs ... On the CXR it is ... #CXR #Tuberculosis ... #TB #Cavitary #
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 #
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
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Lung Abscess - Clinical ... Blood cultures • CXR ... early disease) • CXR ... westermani • Other: TB
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 ... #Infections #HIV ... differential #diagnosis #infectiousdiseases