The NETest® – can it replace Chromogranin A and more?

The NETest® – can it replace Chromogranin A and more?

See Summary below for a quick updateUpdate 8th Dec 2025.  New York State Department of Health Grants Approval of Wren Laboratories’ NETest® 2.0 for Clinical Use Clinically Validated Performance In validation across 3,042 NET patients and 1,084 controls/other cancers, NETest 2.0 demonstrated: Sensitivity: 93% Specificity: 85% Positive predictive value: 95% Negative predictive value: 82% Overall accuracy: 91% These results support broad clinical utility, including: Accurate detection across all NET grades and stages  Identification of minimal residual disease, recurrence, and progression Monitoring and prediction of therapeutic response, including 177Lu-PRRT Prognostic value for progression-free and overall survival Detection of neuroendocrine differentiation in select epithelial tumors Click…
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Pancreatic Neuroendocrine Tumours – to cut or not to cut

Pancreatic Neuroendocrine Tumours – to cut or not to cut

Background I've written before about pancreatic NETs (pNETs), much of which has been on the awareness side of my advocacy work, particularly emphasising the differences with core Pancreatic Cancer (adenocarcinoma).Pancreatic NETs are quite difficult to diagnose and treat, some of that difficulty is due to the location of the pancreas and accessibility for surgeons and radiographers. It's not helped by the fact that most pNETs are non-functional, making diagnosis more difficult as there is little clinical suspicion to scan, but also results in more late diagnoses.Although biopsies are possible, mainly via endoscopic ultrasound or laparoscopy, they can still be difficult to…
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