Is brain tumor malignant?

Brain tumors are malignant.

Brain tumors can be divided into benign brain tumors and malignant brain tumors according to their different nature. Glioma is malignant in most cases, and primary intracranial melanoma, etc. Others such as lung cancer, gastric cancer, breast cancer, etc. may also form secondary malignant tumors after metastasis to the brain. Malignant brain tumors cannot be cured, and are easy to relapse and metastasize. Timely treatment and radiotherapy or chemotherapy are needed to control and delay the development of

the disease.