Sometimes food goes through undigested so this may be what it is. Are you having any pain with it? If so, you may want to talk to your doc. Will you have a post op follow up in the near future? You may want to mention it to him so you don't have to worry.
Take Care
"Des"
Co-Moderator ~ IBS Forum
Dx: IBS 1989, Diverticulosis 2004, Idiopathic Acute Colitis 2006, UCTD 2007
Meds: Plaquenil 400mg, Chlorzoxazone 500mg, Lyrica 50mg, Protonix 40mg, Naproxen 1000mg, Xanax XR 2mg, Miralax 17g, Supplements
https://www.healingwell.com/donate