161 results
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... centrilobular or random ... Random refers to ... NodularPattern #Nodular #Pattern ... Perilymphatic #Comparison
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Miliary TB: random ... CTChest #Nodular #Pattern ... #Comparison #Table
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular pattern ... perilymphatic, random ... are visible, the pattern ... is either random ... it is likely a random
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Miliary TB: random ... CTChest #Nodular #Pattern ... #Differential #Comparison
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... For comparison, ... FlowVolume #Loops #Patterns ... #Comparison #Normal
Comparison of Common MRI Sequences - T1 vs T2 vs Flair
T1:
 • CSF IS DARK
 •
Comparison of Common ... DARK • GREY MATTER ... GREY • WHITE MATTER ... GREY • WHITE MATTER ... T1 #T2 #FLAIR #comparison
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... low attenuation pattern ... Differential #Diagram #Comparison
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
Brain Sequence Comparison ... is Dark - Grey Matter ... Grey - White Matter ... Bright - Grey Matter ... FLAIR #MRI #Brain #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
- Metastases: random ... #Differential #Comparison
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... LowAttenuation #Cystic #Pattern ... #Comparison #Table