CT/MRI Diagnostic

Application
Why does LI-RADS not apply to patients without risk factors, to patients < 18 years old, or to patients with cirrhosis due to congenital hepatic fibrosis...
Fri, 6 Mar, 2020 at 9:36 AM
What's New in v2018
Why did LI-RADS change the LR-5 criteria? How will this affect the specificity of LR-5 for diagnosis of HCC?  Why did LI-RADS eliminate the –us and –g d...
Fri, 6 Mar, 2020 at 9:37 AM
Diagnostic Categories
What are LI-RADS diagnostic categories? Do LI-RADS diagnostic categories correspond exactly to histological categories?  What is the differential diagnosi...
Fri, 6 Mar, 2020 at 9:37 AM
Technique
Why is the late arterial phase strongly preferred? And what is the optimal scan delay? How do I gauge if liver enhancement is adequate during the hepatobil...
Fri, 6 Mar, 2020 at 9:38 AM
Management
LI-RADS indicates that it may be appropriate to recommend alternative diagnostic imaging in ≤ 6 months if there is no observation. Can you explain the ratio...
Fri, 6 Mar, 2020 at 9:39 AM
Reporting
How many observations should I report individually? What should I report if I see no concerning observations? How should I report a treated observation? ...
Fri, 6 Mar, 2020 at 9:39 AM
Imaging Features
Is there a minimum size for application of APHE, “washout”, and “capsule”? On what plane should I measure observation size? Does washout appearance apply ...
Fri, 6 Mar, 2020 at 9:40 AM
Treatment Response
What are LI-RADS treatment response categories? Do the LI-RADS treatment response categories correspond exactly to histological viability? What is a treat...
Fri, 6 Mar, 2020 at 9:41 AM