15 results
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... Interstitial - Reticular ... - Multiple Masses ... Consolidation #Patterns
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... there are four patterns ... : reticular, nodular ... is interstitial lung ... seen and in many cases
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... resulting in lobar, diffuse ... or multifocal ill-defined ... fine or coarse reticular ... Consolidation #Patterns
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 ... presentations - ILD
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... consolidation and GG pattern ... irregular lines, nodular ... Pulmonary lymphoma, Diffuse ... BOOP #pulmonary #ILD
COVID-19 Chest CT - Case 4

Main aspects of the image: multiple opacities in the glass and
-19 Chest CT - Case ... at times with a nodular ... periphery of two lungs ... a multilobular pattern ... Reticular opacities
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
centrilobular nodules ... opacity (80% of cases ... ) or mosaic pattern ... opacity due to lung ... There are ill-defined
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 ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
GPA, pulmonary nodules ... vasculitis, ulcers, nodules ... Goodpasture's cause ... sparing of the lung ... • IF staining patterns
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
rare idiopathic lung ... characterized by diffuse ... The histologic pattern ... characteristics are diffuse ... AcuteInterstitialPneumonia #ILD