34 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... #Chest #Radiology ... diagnosis #pulmonary ... #CXR #clinical ... #CT
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential # ... Comparison #Table
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... #CT #Patterns # ... Differential #Diagnosis ... #pulmonary #radiology
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
Pulmonary Tuberculosis ... - Patterns of Involvement ... - Air-fluid level ... #chest #xray #clinical ... #radiology #CXR
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Cough, Dyspnea, Fever ... symptomatology Differential ... high resolution chest ... CT • Bronchoscopy ... Renal #Syndrome #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... • Fever, weight ... Infections #HIV #AIDS #pulmonary ... #differential #
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
CT • Multiple ... linear branching pattern ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical #tree
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... with cough and fever ... Pulmonary hemorrhage ... with low oxygen level ... #Radiology #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... : • 80% have fever ... CT Lung Abscess ... Lung #Abscess #pulmonary ... #differential #