Retrospective study based on data already available at each Center. Pseudonymized CT images of each patient in DICOM format will be sent from each center to the Coordinating Center to perform radiomics analysis.
Age ≥18 years
Patients with adrenal tumor who underwent adrenectomy surgery from 1-1-2000 to 30-5-2023, performed according to clinical necessity and indications of international guidelines,with availability of histologic diagnosis or adrenal tumor that did not undergo adrenectomy surgery with diagnosis of benignity confirmed by radiologic stability at 6-12 months after first finding(as indicated in guidelines)
Availability of radiological images in DICOM format of abdominal CT scan in which the adrenal tumor is first described, obtained on the date of first evaluation at the participating center (necessarily before surgery for patients undergoing adrenectomy)
Signature of informed consent
none