386 results
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
centrilobular nodules ... Sarcoidosis: nodules ... Diagnosis #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
On the left another typical case of sarcoidosis.
In addition to the perilymphatic nodules, there are multiple
perilymphatic nodules ... enlarged lymph nodes ... located in the upper lobes ... Clinical #Radiology #CTChest
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
centrilobular nodules ... Sarcoidosis: nodules ... centrilobular nodules ... Radiology #HRCT #CTChest ... Nodular #Pattern #Comparison
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Anatomy Annotated on Chest ... lang=us #Lung #lobes ... #Segments #Chest ... #CT #CTChest #pulmonary
â–º
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Cardiogenic pulmonary ... Cardiogenic pulmonary ... Clinical #Radiology #Pulmonary ... #CTChest #LymphangiticCarcinomatosis ... #Differential #Comparison
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
centrilobular nodules ... . - If pleural nodules ... and also nodules ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Solid pulmonary nodules can represent various etiologies:
- benign granulomas
- focal scar
- intrapulmonary lymph nodes
- primary malignancies
-
Solid pulmonary ... nodules can represent ... intrapulmonary lymph nodes ... Perifissural nodules ... Diagnosis #Radiology #Pulmonary
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic nodules ... perilymphatic nodules ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... Differential #Diagram #Comparison
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Sarcoidosis: nodules ... Radiology #HRCT #CTChest ... Nodular #Pattern #Comparison