cross-posted from: https://mander.xyz/post/50633023
Scientists have found the strongest evidence to date that a condition known as Barrett’s oesophagus is the starting point for all cases of oesophageal adenocarcinoma – the most common type of oesophageal cancer in the developed world – even when telltale signs of this pre-cancerous stage are no longer visible.



Huh? Hasn’t this been known for years and years already? This isn’t groundbreaking. I was taught this in school many years ago.