13 results
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 ... #Nodular #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... Miliary TB: random ... perilymphatic distribution ... perilymphatic distribution ... #Pattern #NodularPattern
The distribution of nodules shown on HRCT is the most important factor in making an accurate
pattern. ... Random distribution ... Nodules are randomly ... Pulmonary #HRCT #NodularPattern ... #Nodular #Pattern
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... Miliary TB: random ... perilymphatic distribution ... #Pattern #Comparison
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... consolidation - Multifocal ill-defined ... opacities - Fine Nodular ... Consolidation #Patterns
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Pneumonitis, RB-ILD ... Bronchiolitis, Vasculitis, Diffuse ... Carcinomatosis • Random ... BrighamChiefs #Lung #Nodules
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
cysts along with nodules ... septal thickening & nodules ... Diffuse distribution ... LCDD, SS Cyst pattern ... presentations - ILD
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
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... resulting in lobar, diffuse ... opacities or small nodules ... . 3- Nodule or mass ... Consolidation #Patterns
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
CXR: Peripheral distribution ... consolidation and GG pattern ... irregular lines, nodular ... Pulmonary lymphoma, Diffuse ... BOOP #pulmonary #ILD