Vomited blood or bile (green liquid).
Severe stomach pain that cannot be tolerated.
Lips are dry.
Appears well. Not in a bad mood.
Blood in the stool.
Vomiting repeatedly.
Is less than 3 months old.
The vomit resembles coffee grounds.
Severe headache.
Is urinating. Diaper is wet in the usual manner.
Expressionless and appears half asleep all day.