About this trial
Abdominal noncontrast scan and contrast-enhanced CT were used to establish a screening and diagnostic model for abdominal tumors
Eligibility criteria
Qualifiers
all patients were pathologically diagnosed with abdominal tumors;
The clinical case data of all patients were complete, and complete follow-up was obtained, with clear information on medical visits, operation time and survival status within 2 years. If the cause of death is unknown, it will be recorded as censored data;
All patients had no history of active abdominal bleeding, no serious infection or other abdominal diseases that affected the observation of CT imaging within 3 months before surgery.
all patients have complete clinical case data, complete abdominal CT, no history of malignant tumors, no serious infections or other abdominal diseases that affect the diagnosis and observation of CT imaging.
Disqualifiers
Cases in which contrast-enhanced or noncontrast CT images show unclear lesions, with significant noise and artifacts;
Trial design
Treatments tested in this trial
- Not listed
Trial groups
Sponsors and collaborators
Xiangdong Cheng
Lead sponsor
Zhejiang Cancer Hospital
Sponsor institution