44 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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The fourth pattern ... Emphysema - Lung cysts ... (LAM, LIP, Langerhans ... low attenuation pattern ... Radiology #Pulmonary #CTChest
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On a Chest X-Ray ... detected on a chest ... When the cysts have ... seen and in many cases ... UIP can be suspected
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
and Cytoplasmic Patterns ... Nuclear Patterns ... - SLE, SSc, AIH ... Scl70 (in some cases ... Scl-70 (in some cases
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... (LAM): uniform cysts ... bizarre shaped cysts ... Radiology #HRCT #CTChest ... LowAttenuation #Cystic #Pattern
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... multiple thick walled cysts ... (LAM): regular cysts ... Radiology #HRCT #CTChest ... LowAttenuation #Cystic #Pattern
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... before the typical cysts ... Radiology #HRCT #CTChest ... #Nodular #Pattern
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
the result of air ... in ground glass pattern ... predominance: UIP ... , NSIP, DIP. - Centrilobular ... Radiology #Pulmonary #CTChest
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... Lymphangiomyomatosis, LIP ... Diagnosis #Radiology #CTChest ... Comparison #LAM #LIP
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... before the typical cysts ... Radiology #Pulmonary #CTChest ... #Nodular #Pattern
Pertinent Chest x-ray Findings in the Trauma Patient and Implications
Respiratory distress without x-ray findings - Central
Pertinent Chest ... pneumothorax or air ... tear Mediastinal air ... Gastrointestinal (GI) gas pattern ... air) - Diaphragmatic