10 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... perilymphatic distribution ... Clinical #Radiology #HRCT ... #Pattern #Comparison ... #Table #RadiologyAssistant
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 ... Clinical #Radiology #HRCT ... #Pattern #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 ... are diffuse and ... #Pattern #MultipleNodules
The distribution of nodules shown on HRCT is the most important factor in making an accurate
on HRCT is the ... pattern. ... Radiology #Pulmonary #HRCT ... #Pattern #Distribution ... Perilymphatic #Comparison
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
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... incidental finding in HRCT ... and perihilar distribution ... CTChest #Reticular #Pattern ... #Comparison #Table
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
- Bimodal Age Distribution ... prognosis • Nodular ... • Classic - Nodular ... lymphadenopathy more diffuse ... involvement, irregular pattern
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... cysts along with nodules ... septal thickening & nodules ... Diffuse distribution ... LCDD, SS Cyst pattern
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... in a mosaic distribution ... centrilobular nodules ... are confluent, HRCT ... shows diffuse ground
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
formerly BOOP • Type ... CXR: Peripheral distribution ... consolidation and GG pattern ... irregular lines, nodular ... , cavities • HRCT