On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules of the same size.
3. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
4. Hypersensitivity pneumonitis: centrilobular nodules, notice sparing of the subpleural area.
5. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
6. TB: Tree-in-bud appearance in a patient with active TB.
7. Langerhans cell histiocytosis: early nodular stage before the typical cysts appear.
8. Respiratory bronchiolitis: ill defined centrilobular nodules of ground-glass opacity. #Clinical #Diagnosis #Radiology #Pulmonary #CTChest #Nodular #Pattern #NodularPattern #Differential #Comparison #Table #RadiologyAssistant