Rectal biopsy taken opportunistically during endoscopy procedure for other reasons. clinical trials

A Prospective Study of Advanced Diagnostics in People With an Unclear Diagnosis of Cystic Fibrosis

This study aims to improve how we diagnose Cystic Fibrosis (CF), especially for people with unclear results from standard tests. Researchers are developing new tests using 'mini-organs' grown from a small gut sample to get a more accurate diagnosis and find the best individual treatments.