Focal lesions of the liver
Conditions
Interventions
Gold Standard:Consistent results after expert evaluation
Index test:Auxiliary diagnostic software for focal liver lesions
Sponsors
Beijing Friendship Hospital, Capital Medical University
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. Aged >=18 years; 2. Complete liver MR Enhancement and plain scan data; 3. The field strength of MR equipment shall not be less than 1.4T; 4. The thickness of T1 sequence layer is less than 5mm, and that of T2 sequence layer is less than 8mm.
Exclusion criteria
Exclusion criteria: 1. The image is not clear and the artifacts are serious and cannot be diagnosed; 2. History of previous liver surgery or interventional therapy; 3. Severe abnormal liver background signal due to liver cirrhosis and other reasons, leading to undiagnosed; 4. The number of focal lesions in a single case was > 10; 5. If the researcher considers it not suitable for inclusion for other reasons.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| specificity;sensitivity; | — |
Secondary
| Measure | Time frame |
|---|---|
| total consistent rate;KAPPA value;positive predictive value;negative predictive value;interface friendliness;operation convenience;equipment stability;diagnosis time; | — |
Countries
China
Contacts
Public ContactYang Zhenghan
Beijing Friendship Hospital, Capital Medical University
Outcome results
None listed