Clinical Research Directory

Inclusion Criteria: 1. Patients with a high suspicion of oncological diseases. 2. Age: 18-80 years, no gender restriction, able to express themselves independently, and willing to participate in this study with a signed informed consent form. Exclusion Criteria: 1. Failure to sign the informed consent form. 2. Severe visual or auditory impairment, cognitive disorders, or patients with claustrophobia who cannot communicate effectively. 3. Severe cardiac dysfunction, cardiac function class III-IV. 4. Renal failure (serum creatinine level \> 1.2 mg/dl). 5. Allergy to alcohol. 6. Use of drugs within 1 week prior to the examination that can cause a disulfiram-like reaction with alcohol, such as penicillins, cephalosporins, or cefotetan. 7. Known pregnancy.