The care team will administer the most accurate dose to kill cancer cells. However, sometimes radiation can damage the retina and optic nerve, causing vision loss. These side effects may appear for the first time up to 18 months after treatment and are often permanent, Al-Zubidi says. Chemotherapy medications, as well as hormonal and targeted therapies, can cause eye and vision problems.
Steroids and other medications used to control other side effects of treatment can also affect the eyes. Some anticancer drugs can make the eyes more sensitive to light. If eye side effects are related to cancer treatment, your doctor may prescribe additional supportive therapy, such as steroids, or stop treatment in favor of another cancer medication to preserve vision. Ask the oncology care team how cancer treatment can affect your eyes and what is considered unusual or cause for concern.
Later side effects are never known from cancer, Dr. So yes, your cancer has disappeared, you are not in remission.