11 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... low attenuation (table ... common pattern ... pattern can be ... 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 ... COP. ... HighAttenuation #Pattern ... #Comparison #Table
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Multifocal ill-defined ... Nodule - Multiple Masses ... Clinical #Radiology #CXR ... Consolidation #Patterns
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... CTChest #Nodular #Pattern ... #NodularPattern ... #Differential #Comparison ... #Table #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
BOOP • Type of interstitial ... Unknown • 6-7 cases ... - Imaging: • CXR ... consolidation and GG pattern ... BOOP #pulmonary #ILD
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 ... realise, that these patterns ... IdiopathicInterstitialPneumonia #ILD
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... more than one pattern ... lobar pneumonia caused ... Radiology #Pulmonary #CXR
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Differential Diagnosis Algorithm ... Artery Disease • Stable ... • Asthma • COPD ... Neoplasm Pulmonary Interstitium ... • ILD • CHF
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... peribronchovascular interstitium ... Pulmonary #HRCT #NodularPattern ... #Nodular #Pattern ... Perilymphatic #Comparison
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
The most common causes ... produces only mild ... Diagnosis #Radiology #CXR ... Lobar #Collapse #Patterns ... #Comparison #RadiologyAssistant