102 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Pulmonary edema #Diagnosis ... #Radiology #Pulmonary ... HRCT #ChestCT #Differential ... #Table #Distribution
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... Peripheral distribution ... #Diagnosis #Radiology ... HRCT #ChestCT #Differential ... Central #Peripheral #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... Cystic #Cysts #Differential ... Comparison #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
perilymphatic distribution ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... Comparison #Table #RadiologyAssistant
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Diagnosis by Distribution ... Pneumonitis, RB-ILD ... Lung #Nodules #Differential ... #Diagnosis #Distribution
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... the overlap in differential ... diagnosis of perilymphatic ... #Diagnosis #Radiology ... #RadiologyAssistant
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
bilateral perihilar distribution ... called a Batwing distribution ... #Diagnosis #Radiology ... #CXR #Batwing #Differential ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis: ill ... perilymphatic distribution ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
is a peripheral distribution ... dealing with the differential ... diagnosis of chronic ... #Clinical #Radiology ... OrganizingPneumonia #BOOP #RadiologyAssistant
Chest XRay Consolidation Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Consolidation #Pattern #Differential #Algorithm #RadiologyAssistant
Consolidation Pattern - Differential ... Algorithm #Diagnosis ... #Radiology #Pulmonary ... Consolidation #Pattern #Differential ... #Algorithm #RadiologyAssistant