10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... four patterns: ... reticular, nodular ... common pattern ... The cystic pattern
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 ... #Pattern #MultipleNodules ... #Nodules #Differential
Chest XRay Nodule / Mass Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Nodule #Mass #Pattern
Chest XRay Nodule ... / Mass Pattern ... - Differential Algorithm ... Radiology #Pulmonary #CXR ... Pattern #Differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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The fourth pattern ... low attenuation pattern ... on the basis of HRCT ... LowAttenuation #Differential ... #Diagram #Comparison
The distribution of nodules shown on HRCT is the most important factor in making an accurate
shown on HRCT is ... pattern. ... #Pattern #Distribution ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... small (1 -4 mm) nodules ... • Diffusely distributed ... PulmPEEPs #Miliary #Pattern ... diagnosis #pulmonary #CXR
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Diagnosis Algorithm ... prognosis • Nodular ... lymphadenopathy more diffuse ... involvement, irregular pattern ... #algorithm
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... The differential ... centrilobular nodules ... are confluent, HRCT ... shows diffuse ground
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... consolidation and GG pattern ... irregular lines, nodular ... , cavities • HRCT ... Pulmonary lymphoma, Diffuse
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 ... LCDD, SS Cyst pattern ... #Diagnosis #differential