It’s finger/thumb rectangle/square situation.
Not all people with a colostomy bag have their anus sewn shut, but everyone with their anus sewn shut have a colostomy bag.
In cases like having an abdominoperineal resection for colorectal cancer, the rectum is sometimes removed and the anus sewn shut
Aremel@lemmy.world 1 week ago
You’re right, the structure is still there. Their digestive system just got rerouted to another opening.