17 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... : reticular, nodular ... low attenuation (table ... common pattern ... pattern on a CXR
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... perilymphatic distribution ... #Pattern #NodularPattern ... #Differential #Comparison ... #Table #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... are visible, the pattern ... HRCT #CTChest #NodularPattern ... #Nodular #Pattern
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... centrilobular nodules ... perilymphatic distribution ... #Pattern #Comparison ... #Table #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
pattern. ... structures of the lung ... Pulmonary #HRCT #NodularPattern ... #Nodular #Pattern ... Perilymphatic #Comparison
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... Sarcoidosis: nodules ... perilymphatic distribution ... #Pattern #Comparison ... #Table #RadiologyAssistant
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Interstitial - Nodular ... Interstitial - Reticular ... Diseases #Radiology #Patterns ... #Lung #CXR #XRay
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis are: Mosaic pattern ... in a mid zone distribution ... shows a mosaic pattern ... and intralobular reticular ... Clinical #Radiology #CXR
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... fine or coarse reticular ... . 3- Nodule or mass ... Diagnosis #Radiology #CXR ... Consolidation #Patterns
COVID-19 Chest CT - Case 4

Main aspects of the image: multiple opacities in the glass and
at times with a nodular ... the predominant distribution ... periphery of two lungs ... a multilobular pattern ... Reticular opacities