20 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 ... • Progressive lung ... 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 ... • Progressive lung ... and Culture • CXR ... disease • Check CXR
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Mycobacterium tuberculosis ... Extrapulmonary tuberculosis ... Tuberculosis Pneumonia ... infiltrates, mimicking TB ... Infections #HIV #AIDS #pulmonary
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in Tuberculosis ... symptoms of active pulmonary ... - Spread of bacilli ... tissue damage - CXR ... for concomitant pulmonary
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
lymphadenopathy, pulmonary ... Abscess: • More bacilli ... TB • Many possible ... due to increased CSF ... #differential #TB
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... identified, Strep pneumoniae ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... Fungal, AFB), TB
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
periphery of the lung ... most typical of pulmonary ... it is seen in pneumonias ... Diagnosis #Radiology #CXR ... #Differential #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
supplying the lung ... during a period of CHF ... Clinical #Radiology #CXR ... #CHF #Cephalization ... Redistribution #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
post-obstructive pneumonia ... - Lung neoplasms ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation ... #Differential #RadiologyAssistant
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
for Klebsiella pneumonia ... Blood cultures • CXR ... early disease) • CXR ... westermani • Other: TB ... #Abscess #pulmonary