63 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... #Clinical #Radiology ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... #Upper #Lower #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... #Clinical #Diagnosis ... #Differential #Comparison ... #Table #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Hypersensitivity Pneumonitis ... throughout the whole lung ... #Clinical #Diagnosis ... #CTChest #UIP #Comparison ... #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
subpleural and basal lung ... #Clinical #Radiology ... #Interstitial #Pneumonitis ... #ILD #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
subpleural and basal lung ... #Clinical #Radiology ... #Interstitial #Pneumonitis ... LowerLungPredominance #ILD ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
specific interstitial pneumonitis ... #Clinical #Radiology ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
other interstitial pneumonias ... Organizing Pneumonia - Clinical ... Hypersensitivity pneumonitis ... Treatment: • Mild ... BOOP #pulmonary #ILD
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung ... #Clinical #Diagnosis ... CTChest #Cystic #Comparison ... Histiocytosis #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
The upper lobe is ... There is a lung ... cyst in the upper lobe ... #Clinical #Radiology ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant