58yo f diagnosed barrats mucosa/oesophagus via gastroscopy in 2010 how often should gastroscopy be repeated? assuming nhs will just do minimum req'd

Barrett's esophagus: Check out http://www.mayoclinic.org/diseases-conditions/barretts-esophagus/basics/treatment/con-20027054 as a starting point. Frequency of endoscopy depends upon what's found at most recent check up. If no changes found, then perhaps 1-3yrs but if even low grade changes found, then repeat in 6mo-1yr. Assuming you're in UK b/c you asked about NHS, check out https://www.nice.org.uk/guidance/cg106