17 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... perilymphatic distribution ... Radiology #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... perilymphatic distribution ... Radiology #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
perilymphatic distribution ... perilymphatic distribution ... #Nodular #Pattern ... #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 ... in number, the distribution ... periplymphatic distribution ... likely a random distribution
The distribution of nodules shown on HRCT is the most important factor in making an accurate
The distribution ... pattern. ... Random distribution ... #Pattern #Distribution ... Perilymphatic #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... perilymphatic distribution ... Metastases: random distribution ... cysts, evenly distribution ... #Differential #Comparison
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
in a mid zone distribution ... shows a mosaic pattern ... and secondry nodules ... Clinical #Radiology #CXR ... #CTChest #Hypersensitivity
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
: reticular, nodular ... low attenuation (table ... On a Chest X-Ray ... on a CXR. ... seen and in many cases
COVID-19 Chest CT - Case 4

Main aspects of the image: multiple opacities in the glass and
COVID-19 Chest CT ... at times with a nodular ... the predominant distribution ... a multilobular pattern ... COVID19 #SARSCoV2 #CTChest
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 ... of distribution ... lobar pneumonia caused ... Radiology #Pulmonary #CXR