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Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Diffuse ... mass - Solitary Pulmonary ... Masses Atelectasis ... Diagnosis #Clinical #Radiology ... Consolidation #Patterns #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... are diffuse and ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #RadiologyAssistant
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Diagnosis Algorithm ... Benign Neoplasm (eg ... Colon, Kidney, Breast ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
lobar pneumonia caused ... The old name is ... #Diagnosis #Radiology ... #Pulmonary #CXR ... Differential #Table #RadiologyAssistant
Wegener's granulomatosis
Wegener's is a collagen vascular disease with vasculitis involving the lung, kidney and sinuses.
In the
the vasculitis causes ... areas of consolidation ... seen as multiple nodules ... #Clinical #Radiology ... #RadiologyAssistant
Hemorrhage
In this case there was a solitary nodule in the right upper lobe and a biopsy
Hemorrhage In this case ... was a solitary nodule ... anticoagulantion therapy, diffuse ... Wegener's #Clinical #Radiology ... #Hemorrhage #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
left a typical case ... lobules, leading ... to widespread areas ... Panlobular emphysema is diffuse ... PanlobularEmphysema #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
characterized by diffuse ... characteristics are diffuse ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD ... #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
HR-pattern: reticular nodular ... bronchiectasis) #Diagnosis #Radiology ... #Pulmonary #HRCT ... Interpretation #Algorithm ... #ILD #RadiologyAssistant