Lets say someone goes to the doctor: The doctor sees tumors in the lungs and in the liver. Why does the doctor know that its liver cancer that spread to the lungs and not lung cancer that spread to the liver?

Question

Lets say someone goes to the doctor: The doctor sees tumors in the lungs and in the liver. Why does the doctor know that its liver cancer that spread to the lungs and not lung cancer that spread to the liver?

In: 1592

Answer 1

Breast cancer that metastasizes to bones or brain is still breast cancer. My doctor told me. If that makes any sense!