metastasis

He had head and neck metastatic cancer, and he ultimately succumbed to lung metastasis, according to CNN, which obtained a cremation approval summary report from the medical examiner’s office in Pinellas County, Florida.

This process is called metastasis and is the cause of the majority of deaths from cancer.

"It shows just how well the GPS ensured that they would only work in the brain. The same strategy even worked to clear brain metastases of breast cancer."

The outcome of interest was breast cancer metastasis or distant recurrence and today there is follow-up data for more than 20 years after initial diagnosis.

The discovery improves the scientific understanding of cancer progression and anticancer immunity, and could yield new clinical tools for assessing and reducing metastasis risk.