None listed
Conditions
Interventions
Gold Standard:abdominal ultrasound examination results
Index test:Low-dose photon CT chest abdominal scanning
Sponsors
The 8th Medical Center of the General Hospital of the Chinese People’s Liberation Army
Eligibility
Sex/Gender
All
Age
40 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1. Age range of 40-75 years old, gender not limited, for routine physical examinations in various research centers; 2. Voluntarily participate in this study, sign a written informed consent form, and be able to cooperate in completing abdominal ultrasound, low-dose chest abdominal CT scan, related data collection, and subsequent data follow-up; 3. Both examinations (abdominal ultrasound and low-dose chest abdominal CT) are complete and can be used for clinical analysis, with an interval of no more than one week between examinations.
Exclusion criteria
Exclusion criteria: 1. Pregnant and lactating women; 2. Those who are unable to cooperate in completing the examination (such as those with intellectual disabilities, mental illnesses, physical activity disorders, etc.); 3. Refuse to sign the informed consent form or withdraw midway during the research process.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Lesion diagnostic sensitivity;Diagnostic specificity of lesions;Jaccard similarity; | — |
Countries
China
Contacts
Public ContactXiaodong Yuan
The 8th Medical Center of the General Hospital of the Chinese People’s Liberation Army
Outcome results
None listed