9 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
interstitial lung disease ... four patterns: ... reticular, nodular ... low attenuation (table ... common 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 ... are diffuse and ... #Pattern #MultipleNodules
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... small (1 -4 mm) nodules ... hematogenous spread of a disease ... PulmPEEPs #Miliary #Pattern ... diagnosis #pulmonary #CXR
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 ... more than one pattern ... Radiology #Pulmonary #CXR ... #Differential #Table
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
prognosis • Nodular ... • Classic - Nodular ... lymphadenopathy more diffuse ... involvement, irregular pattern ... Lymphoproliferative #Disorders #Classification
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... thromboembolic disease ... 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 ... Lung Disease (DCLD ... cysts along with nodules ... LCDD, SS Cyst pattern ... #Cystic #Lung #Disease
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... interstitial lung disease ... differential diagnosis (Table ... Nodular or irregular ... Radiology #Pulmonary #HRCT