19 results
Bronchiectasis: diagnosis and management 

Causes of localized -> diffuse bronchiectasis
Foreign body, Bronchial stenosis (tumor, .. ),
management Causes ... measles, Cystic fibrosis ... CVID+++, HIV, ABPA ... diagnosis #management #Differential ... workup #algorithm #pulmonary
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... seen and in many cases ... Diagnosis #Radiology #Pulmonary ... #Pattern #Differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
histiocytosis) - Bronchiectasis ... on the basis of HRCT ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... #Differential #
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... preference at the lung bases ... The HRCT demonstrates ... #UIP #CTChest # ... #Interstitial #Pattern
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
, as in cystic fibrosis ... aspergillosis (ABPA ... bronchial obstruction caused ... Clinical #Radiology #CXR ... #CTChest #MucoidImpaction
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Sarcoidosis • Bronchiectasis ... , ABPA, Immune Deficiency ... #CT #Patterns # ... #pulmonary #radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
: • Cystic fibrosis ... Hypersensitivity: ABPA ... evidence of cystic fibrosis ... Diagnosis: • HRCT ... #pulmonary #differential
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... On a chest X-ray ... A HRCT is needed ... Here a CXR with ... HRCT demonstrated
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
of HRCT involves ... the dominant HR-pattern ... lymphadenopathy, traction bronchiectasis ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
ground-glass opacity on HRCT ... the ground-glass pattern ... usually associated HRCT ... with traction bronchiectasis ... Clinical #Radiology #CTChest