It's normal to become concerned if the color, size, or consistency of your stool changes. This is particularly true if the change is sudden or dramatic. The cause may be simple and otherwise harmless, or it may be a sign of something serious. That said, speak to your healthcare provider...
Skin that does not flatten when pinched and released When should a doctor be consulted about diarrhea? What tests might the doctor do for diarrhea? Medical history and physical examination Stool culture Blood tests Fasting tests Sigmoidoscopy ...