3DV+TPS Applied to Radiotherapy for Nasopharyngeal Carcinoma

Inclusion Criteria:

1. Consolidate other serious diseases that affect quality of life or treatment;
2. Reluctant to actively cooperate with the investigator;
3. Mergers with distant transfers;
4. Patients who have undergone head and neck surgery and radiotherapy;
5. Subjects who are affected by the disease who sign a written informed consent or follow the study procedure; or who are unwilling or unable to comply with the research requirements.
6. Those who have a history of psychotropic substance abuse who are unable to quit or have a mental disorder;
7. Participated in other clinical trials of anti-tumor drugs within 4 weeks before enrollment;
8. Pregnant or lactating women;
9. The investigator judges other conditions that may affect the clinical study and the outcome of the study.

Exclusion Criteria:

1. Those who did not follow the protocol.
2. The subject is aggravated or has a serious adverse reaction.
3. The subject himself requested to withdraw from the trial.
4. The patient is lost to follow-up or died.
5. The researcher believes that there is reason to withdraw