What does the examination method of tumor have?

The examination and diagnosis methods of tumor include:
1. Collect medical history to know whether the patient has diseases and bad habits that are likely to cause tumors, and whether he has a history of exposure to carcinogens
2. Physical examination, such as palpation of superficial lymph nodes and superficial tumors
3. General laboratory tests, such as blood, urine, stool routine and biochemical tests
4. Immunological tests, such as alpha-fetoprotein AFP, carcinoembryonic antigen CEA and other tumor markers
5. Imaging examination, such as X-ray, B ultrasound, CT, MRI, etc
6. Endoscopy, such as fiberbronchoscopy, gastroscopy, colonoscopy, colposcopy, etc
7. Tumor cytological examination, such as sputum exfoliation cell examination, esophageal mesh exfoliation cell examination, pap smear examination, etc
8. Tumor tissue blood examination (section), such as puncture biopsy, incision (forceps) biopsy, etc
9. Gene diagnosis, such as activation and expression of oncogenes, mutation and loss of oncosuppressor genes, etc
All of the above methods can be used for tumor diagnosis. You don't have to have a biopsy to diagnose a tumor. However, biopsy is the best method for qualitative diagnosis and pathologic classification of tumors. It also has very important implications for guiding treatment.