How digital health and clinical platforms are bringing Galleri into real-world care Multi-cancer early detection (MCED) represents one of the most important shifts happening in preventative care. Blood-based tests like the Galleri® multi-cancer early detection test open the door to identifying signals for multiple cancers from a single blood draw, often before symptoms appear. But bringing MCED into real-world clinical and consumer platforms requires more than clinical validation. It requires operational infrastructure that can support ordering, compliance, and patient experience at scale. Junction has been working closely with digital health platforms, longevity clinics, and employer-based care programs to operationalize MCED testing, and the lessons learned reveal a consistent set of infrastructure requirements that any organization considering MCED needs to address.
Physician Oversight and Ordering Compliance
MCED tests like Galleri require valid physician orders in most states. Platforms need either an internal clinical team or a compliant network of independent physicians who can review patient history and authorize testing. This is not just a legal checkbox. Order integrity, medical necessity documentation, and audit trails all need to be built into the ordering workflow from day one, not bolted on afterward.
Eligibility and Risk Screening
Galleri and similar MCED tests are intended for adults with an elevated risk of cancer, typically those over 50. Operationalizing this requires structured intake logic that can assess age, risk factors, and medical history before allowing an order to proceed. Getting this wrong creates both compliance exposure and poor patient experience.
Kit Logistics and Specimen Handling
Unlike a standard at-home test kit, MCED blood draws often require phlebotomy rather than a finger-stick, and samples have specific handling and shipping requirements to preserve sample integrity. Platforms need reliable phlebotomy networks (in-home, mobile, or in-clinic) and logistics that account for cold chain or time-sensitive shipping where applicable.
Results Delivery and Follow-Up Care Pathways
A positive or indeterminate MCED signal is a significant moment for a patient. Platforms need a clear, compassionate protocol for delivering results, and just as importantly, a defined pathway for follow-up diagnostic workup. This typically involves imaging and specialist referrals. Without this pathway built in advance, platforms risk leaving patients with a result and no clear next step, which undermines both patient trust and clinical value.
Data Structuring for Longitudinal Tracking
MCED is not a one-time test for most use cases. It's often part of an ongoing surveillance strategy. That means results need to be structured in a way that supports longitudinal tracking across multiple testing cycles, not just delivered as a single static PDF.
Why This Matters Now
As more digital health platforms, longevity clinics, and employer health programs look to add MCED to their offerings, the organizations that succeed will be the ones that treat operational infrastructure as seriously as they treat the clinical validation of the test itself. Junction provides the ordering, compliance, logistics, and data infrastructure layer that allows platforms to launch MCED offerings like Galleri without building this operational complexity from scratch. Interested in adding MCED testing to your platform? Reach out to our team to learn more.