1106 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... Peripheral distribution ... Radiology #Pulmonary #HRCT ... #Differential #Table ... #Distribution #
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Radiology #Pulmonary #HRCT ... #Differential #Table ... #Distribution #
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
perilymphatic distribution ... Clinical #Radiology #HRCT ... Pattern #Comparison #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
perilymphatic distribution ... Clinical #Radiology #HRCT ... Pattern #Comparison #Table
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
incidental finding in HRCT ... and perihilar distribution ... Clinical #Radiology #HRCT ... Pattern #Comparison #Table
The distribution of nodules shown on HRCT is the most important factor in making an accurate
The distribution ... nodules shown on HRCT ... Perilymphatic distribution ... Random distribution ... Radiology #Pulmonary #HRCT
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
in number, the distribution ... periplymphatic distribution ... likely a random distribution ... Radiology #Pulmonary #HRCT
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... Radiology #Pulmonary #HRCT
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis on HRCT ... disease comes from HRCT ... On HRCT there are ... low attenuation (table
Pain Assessment and Management Initiative (PAMI) - Nerve Blocks - Nerve Distribution, Agents and Dosing Table
Blocks - Nerve Distribution ... Agents and Dosing Table ... Doses #Dosing #Table