Application of the CD73-Targeted Probe ⁶⁸Ga-DOTA-mPNE PET/CT Imaging in the Diagnosis of Malignant Tumors

Inclusion Criteria

• •1. Age ≥18 years, with an expected survival of ≥12 weeks.
• •2. No prior radiotherapy or chemotherapy; eligible for surgery or biopsy to obtain pathological diagnosis.
• •3. At least one measurable target lesion according to RECIST version 1.1 (Response Evaluation Criteria in Solid Tumors).
• •4. Written informed consent obtained and able to comply with follow-up requirements.