32 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... , amyloidosis, sarcoidosis ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... extrapulmonary cases ... Clinical Signs ... tissue damage - CXR ... involvement - CT
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Fungal infection • Sarcoidosis ... characteristic features Clinical ... and Culture • CXR ... • Check CXR and ... #Diagnosis #Management
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Fungal infection • Sarcoidosis ... characteristic features Clinical ... and Culture • CXR ... • Check CXR and ... #Diagnosis #Management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... seen • Chest CT ... westermani • Other: TB ... #Abscess #pulmonary
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... due to lung disease ... lung disease Other ... Classification #Diagnosis ... #Differential #Causes
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... hematogenous spread of a disease ... Granulomatous: Amyloid, Sarcoidosis ... #pulmonary #CXR ... #clinical #CT
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... Infection (Bacterial, TB ... Rheumatologic/Autoimmune diseae ... Bronchiectasis #pulmonary ... #diagnosis #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Infection: TB ... Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... high-resolution chest CT
Based on the images alone, it is usually not possible to determine the cause of the
Sarcoidosis - at ... nodular interstitial lung ... disease, that is ... #Clinical #Diagnosis ... #Radiology #CXR