Indications of medical gas pedal for radiotherapy
1. When it is used for conventional radiotherapy its indications are:
Medical gas pedal has a wide range of indications, which can be used for primary or secondary tumors in head and neck, thorax, abdomen, pelvis, limbs, etc., and residual postoperative or preoperative treatments before operation.
Purely radical tumors: nasopharyngeal cancer, early laryngeal cancer, early oral cancer, paranasal sinus cancer, early malignant lymphoma, medulloblastoma, basal cell carcinoma, lung cancer, seminomas, esophageal cancer and so on.
Combined with chemotherapy for the treatment of tumors: small cell lung cancer, middle and late malignant lymphoma, etc.
Combined treatment with surgery: maxillary sinus, ear, nose and throat cancer, glial neuroblastoma, lung cancer, thymoma, gastrointestinal tract cancer, soft tissue sarcoma and so on. There are planned preoperative radiotherapy, intraoperative radiotherapy and postoperative radiotherapy.
Palliative radiotherapy: pain-relieving radiotherapy for bone metastases, radiotherapy for brain metastases, palliative decompensation therapy for advanced tumors.
2. When it is used in three-dimensional conformal radiotherapy (3D-CRT) and intensity-modulated radiotherapy (IMRT), its indications are:
Intracranial tumors: especially tumors located in the important anatomical structures, with irregular morphology that are unsuitable for surgery or difficult to be resected by surgery;
Head and neck tumors: including tumors that are residual or recurring after surgery or conventional radiotherapy, such as nasopharyngeal carcinoma, skull base tumors;
Head and neck tumors: including those that remain or recur after surgery or conventional radiotherapy, such as nasopharyngeal cancer, skull base tumors. tumors;
spinal (medullary) tumors;
thoracic tumors: such as mediastinal tumors, lung cancer, chest wall tumors;
tumors of digestive, urinary, and reproductive systems: such as liver, pancreatic, and prostate cancers;
metastatic cancers of various parts of the whole body