10 results
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Diagnosis by Distribution ... Pneumonitis, RB-ILD ... Bronchiolitis, Vasculitis, Diffuse ... Differential #Diagnosis #Distribution
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
distribution ... basilar predominant distribution ... zone predominant distribution ... Diffuse distribution ... presentations - ILD
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... in number, the distribution ... periplymphatic distribution ... likely a random distribution ... #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... Differential #Table #Distribution ... #Upper #Lower #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... of distribution ... more than one pattern ... The old name is ... Differential #Table #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
CXR: Peripheral distribution ... consolidation and GG pattern ... Pulmonary lymphoma, Diffuse ... Treatment: • Mild ... BOOP #pulmonary #ILD
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Subacute stage: - RB-ILD ... strong lower zone distribution ... throughout the whole lung ... Fibrosis #Mimic #ILD ... #RadiologyAssistant
The predominant finding is ground glass opacity (GGO).
There is very subtle traction bronchiectasis, indicating that the
see the classic distribution ... common interstitial lung ... NonspecificInterstitialPneumonia #ILD ... #RadiologyAssistant
The predominant finding is ground glass opacity (GGO).
There is very subtle traction bronchiectasis, indicating that the
see the classic distribution ... common interstitial lung ... NonspecificInterstitialPneumonia #ILD ... #RadiologyAssistant
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 ... AcuteInterstitialPneumonia #ILD ... #RadiologyAssistant