A member asked:

How are stage 3 and 4 cancer distinguished from each other?

A doctor has provided 1 answer
Dr. Carlos Encarnacion answered

Specializes in Medical Oncology

Depends: As a rule, stage 4 are "advanced" but it varies depending on the cancer. Stage 4 breast cancer vs. Lung cancer vs. Head and neck cancer have somewhat different definitions based on the current staging criteria.

Answered 10/4/2016

5.1k views

Thank

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