Are lung cancer and brain cancer contagious?

Cancer is not contagious. Unless the patient also has an infectious disease, family members, relatives, friends, and colleagues can rest assured when they come into contact with tumor patients without worrying about infection. When lung cancer metastasizes to the brain, the disease is not contagious. It is not an infectious disease. Active symptomatic treatment is required in combination with one's own clinical symptoms. If the lesion in the brain is large and single, gamma knife or radiotherapy can be selected for treatment. It is not contagious. Lung cancer and brain cancer are not contagious.

How to diagnose early symptoms of brain cancer?

Patients with pituitary tumors may have thyroid dysfunction and need to undergo thyroid function tests and pituitary MRI examinations. Brain cancer includes primary brain cancer such as glioma and secondary brain cancer such as lung cancer, breast cancer, thyroid cancer, colorectal cancer, leukemia, lymphoma and other secondary brain metastases. The possibility of thyroid tumors requires B-ultrasound examination to confirm the diagnosis, and the possibility of malignancy is greater.

What is the difference between metastatic cancer and primary cancer?

Metastatic lung cancer is a form of cancer that occurs when other cells metastasize to the lungs, and are also invaded by cancer cells from other parts of the body, causing damage to the basement membrane, affecting skin tissue, and even spreading to surrounding blood vessels or lymph nodes. Primary and secondary brain tumors are different. Primary brain tumors come from various tissue structures within the skull, and secondary ones include metastatic tumors and invasive tumors. In any case, do not underestimate them, have surgery in a timely manner, and do not delay the spread of the disease, but also follow the doctor's instructions. Cancer is a very serious malignant tumor. Metastatic cancer refers to the metastasis of cancer from other parts of the body. The cancer that metastasizes here is called metastatic cancer.