11 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... low attenuation (table ... On a Chest X-Ray ... detected on a chest ... seen and in many cases
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... Non specific interstitial ... with traction bronchiectasis ... Clinical #Radiology #HRCT ... #Comparison #Table
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
pattern with a ... preference at the lung bases ... The HRCT demonstrates ... #Pattern #Honeycombing ... #Traction #Bronchiectasis
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
the chest x-ray ... HRCT is needed to ... The HRCT - not shown ... Sarcoidosis #Nodular #Interstitial ... #Pattern #RadiologyAssistant
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Asthma • COPD • Bronchiectasis ... Chest Wall Abnormalities ... Neoplasm Pulmonary Interstitium ... #Causes
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
On a chest X-ray ... In many cases you ... A HRCT is needed ... HRCT demonstrated ... UIP #Reticular #Interstitial
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... have specific patterns ... morphologic findings on HRCT ... realise, that these patterns
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Loss of weight • Chest ... Most Common Causes ... Diagnosis: • HRCT ... growing uncommon pathogens
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung interstitium ... cells results in a pattern ... differential diagnosis (Table ... Kerley B lines on chest ... Radiology #Pulmonary #HRCT
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Causes of Chronic ... Differential Diagnosis Algorithm ... Abnormal Chest ... Neoplasm • CHF • Interstitial ... Foreign Body • Bronchiectasis