31 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity ... Hypersensitivity ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
histiocytosis - Hypersensitivity ... - Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... #HRCT #ChestCT ... #Upper #Lower #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Chronic hypersensitivity ... findings in chronic hypersensitivity ... The HRCT shows a ... #Clinical #Radiology ... Chronic #Fibrosis #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
nodules and the nodular ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Perilymphatic #Nodular ... #Differential #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity ... Hypersensitivity ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... Comparison #Table #RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
In many cases a HRCT ... The HRCT - not shown ... #Clinical #Radiology ... #Sarcoidosis #Nodular ... Interstitial #Pattern #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... #Clinical #Radiology ... #HRCT #CTChest ... #Nodular #Pattern ... Comparison #Table #RadiologyAssistant
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
The HRCT at presentation ... (left) shows lobular ... A control HRCT ten ... #Clinical #Radiology ... HypersensitivityPneumonitis #Resolution #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... distribution: Hypersensitivity ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
disease comes from HRCT ... On HRCT there are ... patterns: reticular, nodular ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant