10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... : reticular, nodular ... low attenuation (table ... pattern can be ... Diagnosis #Radiology #Pulmonary
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 ... bronchovascular interstitium ... #Pattern #MultipleNodules
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Lymphangitic Carcinoma, Interstitial ... Low Attenuation Nodular ... #Patterns #Differential
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... small (1 -4 mm) nodules ... typical pneumonia pathogens ... PulmPEEPs #Miliary #Pattern ... CXR #clinical #CT
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... differential diagnosis (Table ... pulmonary edema ... Nodular or irregular ... Diagnosis #Radiology #Pulmonary
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
coalescence of the nodules ... bilaterally in the upper ... Calcification (seen in CT ... typical eggshell pattern ... XRay #labeled #pulmonary
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation of the upper ... inflammatory lesions-interstitial ... in extremities, upper ... - (C-ANCA) pattern ... - (P-ANCA) pattern
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... : reticular nodular ... random) Is there an upper ... Diagnosis #Radiology #Pulmonary ... Interpretation #Algorithm
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... cysts along with nodules ... cavities in an upper ... LCDD, SS Cyst pattern ... Disease #DCLD #pulmonary
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
for follow-up of nodules ... lesion has been stable ... with a benign pattern ... Society #Followup #Pulmonary ... #Nodules #RadiologyAssistant