46 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
Recent infection • Pulmonary ... • HIV: 2/3 pulmonary ... characteristic features Clinical ... Tuberculin skin test ... HIV-infected patients should
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Miliary TB: random ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... Comparison #Table #RadiologyAssistant
Notice the cavitation especially on the right.
In the left upper lobe there is probably some traction-bronchiectasis
#Clinical #Radiology ... #Pulmonary #CTChest ... #Tuberculosis #TB ... TractionBronchiectasis #RadiologyAssistant
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Recent infection • Pulmonary ... • HIV: 2/3 pulmonary ... characteristic features Clinical ... Tuberculin skin test ... HIV-infected patients should
Nontuberculous mycobacteria
Nontuberculous mycobacteria, also known as atypical mycobacteria, are all the other mycobacteria which can cause
which can cause pulmonary ... disease resembling TB ... #Clinical #Radiology ... AirFluidLevel #RadiologyAssistant
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Testing LATENT TB ... result with no clinical ... IGRA/QuantiFERON-TB ... positive predictive value ... used to exclude pulmonary
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
tree-in-bud' is of value ... narrowing the differential ... Pathophys #Radiology #Pulmonary ... TreeInBud #Diagram #RadiologyAssistant
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Typically from TB ... extrapulmonary cases Clinical ... symptoms of active pulmonary ... damage - CXR should ... for concomitant pulmonary
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
evaluation of the clinical ... /or suspicious clinical ... the remainder, a clinical ... elevation and clinical ... Liver #Enzymes #Differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Infection: TB ... adults • Blood tests ... function tests: ... Sweat chloride test ... #differential #