6 results
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
nodules • DDx: Sarcoidosis ... progressive massive fibrosis ... , active pulm T ... #CT #Lung #Pulmonary ... diagnosis #radiology #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
infection • Pulmonary ... fibrotic lesions ... Fungal infection • Sarcoidosis ... characteristic features Clinical ... Active TB: •
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
infection • Pulmonary ... fibrotic lesions ... Fungal infection • Sarcoidosis ... characteristic features Clinical ... Active TB: •
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Causes: • Cystic fibrosis ... • Infection: TB ... evidence of cystic fibrosis ... Nasal polyps and signs ... high-resolution chest CT
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
increased B-cell activity ... lymphatic system 3) Fibrosis ... fibroblasts → fibrosis ... renal failure Clinical ... Diagnosis #Management #Signs
TB
This patient presented first with the CXR on the left.
The findings are:
Widespread ill-defined densities, which are
are: Widespread ill-defined ... upper lobe minimal fibrosis ... appreciated on a CT ... #Clinical #Radiology ... #Active #SecondaryTB