Chemotherapy

Source: Childhood Carcinoma of Unknown Primary Treatment (PDQ®)–Patient Version, National Cancer Institute.

Source updated: January 12, 2024 · Captured 2026-09-09.

Selected source text with whitespace normalised. This Triangle page is not an NCI PDQ summary. Independent clinical review is pending.

Context: Treatment Option Overview / Three types of standard treatment are used:

Chemotherapy is a cancer treatment that uses drugs to stop the growth of cancer cells, either by killing the cells or by stopping them from dividing. When chemotherapy is taken by mouth or injected into a vein or muscle, the drugs enter the bloodstream and can reach cancer cells throughout the body (systemic chemotherapy).

Source links and citations

Chemotherapy
drugs
injected
vein
systemic chemotherapy

Preserved source evidence · Independent clinical review pending · Not medical advice