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You will stay in the hospital for a little while, until the staff are sure you are well enough to go home. This shouldn’t take long.
You may have stomach cramps for a while because of wind in your bowel. It may help to have warm drinks at home, and to keep walking around.
If the doctor or nurse took tissue samples, you may pass a small amount of blood. This should settle down in a few days.
The hospital will give you a contact telephone number for further advice in case you have any problems.