34 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... edema #Diagnosis ... #Radiology #Pulmonary ... HRCT #ChestCT #Differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... UltraSound (POCUS) to CT ... considerations for high-risk ... #Diagnosis #Radiology ... ChestXRay #KUB #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Diagnosis Framework ... Hypersensitivity Pneumonitis ... #Diagnosis #pulmonary ... #radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Pattern - Chest Radiology ... #differential # ... diagnosis #pulmonary ... #CXR #clinical ... #CT
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia - Clinical ... - Imaging: • CXR ... Organizing Pneumonia - Diagnosis ... Pneumonia #COP #BOOP #pulmonary ... #ILD #diagnosis
Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Multifocal ill-defined ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
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 ... #Diagnosis #Radiology ... #CXR #Batwing # ... Differential #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... in the proper clinical ... #Clinical #Radiology ... #CXR #CTChest #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
lymphoid interstitial pneumonitis ... Evaluation: Imaging (CXR ... +/- High res CT ... HIVAIDS #workup #diagnosis ... #evaluation #differential