Plus Therapeutics' CNSide Diagnostics Signs National Agreement With Humana To Provide CNSide Cerebrospinal Fluid Tumor Cell Enumeration Laboratory Developed Test

Author: Benzinga Newsdesk | November 20, 2025 07:34am

CNSide Diagnostics, LLC, a wholly-owned subsidiary of Plus Therapeutics, Inc. (Nasdaq: PSTV) ("Plus" or the "Company"), announced today that it has signed a national agreement with Humana, Inc. (NYSE:HUM), effective October 29, 2025, covering approximately 16 million people throughout the United States, to provide the CNSide® Cerebrospinal Fluid (CSF) Tumor Cell Enumeration (TCE) laboratory developed test (LDT). This brings CNSide CSF TCE LDT total policy coverage to 67 million people.

The CNSide® CSF Assay Platform supports rapid diagnoses, treatment monitoring, and treatment guidance for patients with leptomeningeal metastases. The superior clinical utility of CNSide® over standard of care has been shown in 9 peer-reviewed publications, the FORESEE clinical trial, and has been validated in the market through real-world use.

More than 11,000 CNSide® tests have been performed at over 120 U.S. cancer institutions since 2020, delivering high sensitivity (92%) and specificity (95%), while influencing treatment decisions in 90% of cases.

This test is available exclusively through CNSide Diagnostics, LLC. as a testing service provided to health care professionals in the U.S.

Posted In: HUM PSTV