To Evaluate Dose and Safety of NanoEcho Particle-1 Using NanoEcho Imaging Device Examinations of Rectal Lymph Nodes in Healthy Volunteers and Rectal Cancer Patients.

To Evaluate Dose and Safety of NanoEcho Particle-1 Using NanoEcho Imaging Device Examinations of Rectal Lymph Nodes in Healthy Volunteers and Rectal Cancer Patients. is a phase 2 interventional study registered as NCT06693375 by NanoEcho AB, with 12 participants planned, started 2024-10-29 and due to reach its primary completion in 2026-05. Interventions recorded: Iron oxide nanoparticles and Rectal Magnetomotoric ultrasound (MMUS).