Helpful information and terms

What is immunotherapy?

Researchers have found that some cancer cells can go undetected by your immune system. This can allow the cancer to grow and spread. Cancer immunotherapy can help to reactivate the immune system so that it can recognize cancer in the body. It is also important to know that each person can respond differently to such treatment. You should have a discussion with your doctor if you are considering immunotherapy treatment.

What is ALK?

ALK is a gene that makes a protein called anaplastic lymphoma kinase (ALK), which may be involved in cell growth.

What is an antibody?

An antibody is a protein made by the immune system during an immune response that attaches to specific cells and can affect the immune system's ability to target and kill cells.

What is EGFR (epidermal growth factor receptor)?

EGFR is the protein found on the surface of some cells and to which epidermal growth factor binds, causing the cells to divide. It is found at abnormally high levels on the surface of many types of cancer cells, so these cells may divide excessively in the presence of epidermal growth factor.

What is the immune system?

The immune system is a collection of organs, special cells, and substances that help protect you from infections and other diseases.

What is an infusion?

An infusion is a method of putting fluids, including drugs, into the bloodstream. Also called intravenous infusion.

What is an infusion reaction?

An infusion reaction is any sign or symptom you might experience during or soon after the infusion of fluids, including drugs, into the bloodstream.

What does median mean?

Median is a statistics term. The middle value, or number, in a set of measurements, which have been put in order from lowest to highest.

What is metastatic?

Metastatic is a stage in cancer where it has spread from the place where it started to other distant parts of the body.

What is NSCLC (non-small cell lung cancer)?

NSCLC is a cancer that grows from inside your lungs or the lining of the airways.

What is non-squamous lung cancer?

Non-squamous lung cancer is a type of lung cancer that does not start in early versions of squamous cells, which are flat cells that line the inside of the airways in the lungs.

What is PD-L1 (programmed death-ligand 1)?

PD-L1 is a protein found on the surface of many cells, including cancer cells, that can affect the immune system's ability to target and attack cells.

What is a protein?

A molecule that is the building block of the cells in the body. Proteins are needed for the body to function properly.

Join TECENTRIQ On Your Side

Sign Up for TECENTRIQ® (atezolizumab) Support

Once you start TECENTRIQ, we can offer additional helpful information, tips, and resources.

Still have questions?

Questions for Your Doctor about NSCLC

Make the most of your next doctor visit.