Thank you for reading and your kind comment. I also think your doctor could be right, as covid has been found to increase the risk of various diseases, including gastrointestinal ones, compared to the non-covid group. I touched on this briefly in my previous article (link below). But I really hope that you will recover successfully.

https://medium.com/microbial-instincts/3-health-risks-of-covid-19-that-are-not-often-discussed-51baf115698?sk=84e08b4875451e06406abbc05f0dd4f5