Pain around the navel area (belly button).
Blood is mixed “inside” the stool.
Pain around the crotch (scrotal area, joint around the groin)
Abdomen was hit hard.
Vomited something that resembles coffee grounds.
Does not like being touched on the abdomen.
Blood on the surface of the stool or on the toilet paper.
Abdominal pain has continued for 2~3 days.
The stomach flu is going around in my surroundings.
Stomach feels full and bloated.
The pain got better after going to the bathroom (defecating).
Has not defecated for a few days.