Buyers in the Circulating Tumor Cells market choose across consumables, instruments and regulatory pathways, and adoption depends on where tests fit into care. Polaris Market Research values the market at USD 14.15 billion in 2025 and reports a CAGR of 13.8% from 2026 to 2034, reaching a projected USD 45.13 billion by 2034. This article looks at product demand, clinical use, regulation and the...