Before revision: The NIDDK recommends a visit to the doctor when a child experiences stools containing pus or blood (black, tarry, or coffee ground-like appearance), signs of dehydration, diarrhea longer that 24 hours, or a fever of 102 degrees or more.
After revision: The NIDDK recommends a visit to the doctor when a child experiences stools containing pus or blood (black, tarry, or coffee ground-like appearance), signs of dehydration, diarrhea longer than 24 hours, or a fever of 102 degrees or more.