{"entity":{"id":"belay-diagnostics","kind":"company","name":"Belay Diagnostics","aka":[],"tldr":"Belay Diagnostics reads tumour DNA from cerebrospinal fluid, giving brain and spinal cord tumours a liquid biopsy when a tissue biopsy is risky or impossible, and telling true progression from treatment effects on scans.","summary":"Belay Diagnostics, based in Chicago, offers cerebrospinal fluid liquid biopsy for primary and metastatic tumours of the central nervous system: genomic profiling to find targetable alterations when tissue is unavailable, and longitudinal monitoring to detect recurrence and to distinguish pseudoprogression from real progression. The tests are physician-ordered.","asOf":"2026-09-11","links":[{"label":"Official website","url":"https://belaydiagnostics.com/"},{"label":"Listed on Future of Cancer Care Today (Sijbrandij Foundation)","url":"https://sijbrandijfoundation.org/fcct"}],"tags":["ctgov-sponsor","fcct-directory"],"related":[],"cancers":["glioblastoma"],"sections":[],"technologies":["liquid-biopsy","cgp"],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"notes":[],"provenance":{"editedBy":"OnCo ingestion (ClinicalTrials.gov v2 + sponsor websites)","editedOn":"2026-09-11"},"hq":"Chicago, IL","country":"US","companyType":"diagnostics","website":"https://belaydiagnostics.com/","investors":[],"funding":[]},"route":"/companies/belay-diagnostics/","neighbours":{"cancer":[{"id":"glioblastoma","kind":"cancer","name":"Glioma & glioblastoma","route":"/cancers/glioblastoma/"}],"technology":[{"id":"cgp","kind":"technology","name":"Comprehensive genomic profiling","route":"/technologies/cgp/"},{"id":"liquid-biopsy","kind":"technology","name":"Liquid biopsy (ctDNA)","route":"/technologies/liquid-biopsy/"}]}}