22 results
Here are the most common examples of these four patterns on a chest x-ray (click image
- Multifocal ill-defined ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #Patterns #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Low Attenuation Nodular ... Hypersensitivity Pneumonitis ... Hemorrhage, Edema • Consolidation ... Attenuation: • Emphysema ... Diagnosis #pulmonary
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential # ... Comparison #Table #RadiologyAssistant
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Interstitial - Nodular ... Glass Opacity - Chronic ... #Patterns #Lung ... XRay #ChestCT #Differential ... #Diagnosis
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
(centrilobular emphysema ... bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... edema #Diagnosis ... #Radiology #Pulmonary
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to look at the pattern ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Table #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
and chronic consolidation ... granulomatous noduli ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
HP (right) Differential ... Pneumonitis. ... centrilobular emphysema ... In chronic HP fibrotic ... #Mimic #ILD #RadiologyAssistant
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
most typical of pulmonary ... it is seen in pneumonias ... frequently seen in chronic ... #Diagnosis #Radiology ... #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
and GG pattern, ... irregular lines, nodular ... • HRCT: patchy consolidation ... organizing pneumonia, Chronic ... #ILD #diagnosis