6 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... the nodules are diffuse ... Radiology #Pulmonary #HRCT ... #CTChest #NodularPattern ... MultipleNodules #Nodules #Differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... detected on a chest ... When the cysts have ... #Differential #
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 ... on the basis of HRCT ... Radiology #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Miliary TB: random ... before the typical cysts ... Radiology #Pulmonary #CTChest ... NodularPattern #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 ... Nodular: • Random ... Antitripsyn Def • Cysts ... HiRes #HighRes #Chest
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT chest ... hemorrhage (DAH) • Diffuse ... typically seen on chest ... hematuria, RBC casts ... • IF staining patterns