The toxins that the bacteria make can damage the colon's lining, and this can cause colitis. Colitis is the medical term for the inflammation of the colon's lining. This condition can cause a stomach ache in a person who is suffering from C. diff. The pain can vary from mild pain to crippling abdominal pain.Stomach cramps don't usually exist as a single symptom of the disorder. They usually exist with at least one other symptom such as watery stools or fever. Still, no one should rule out the condition, and anyone who experiences the symptoms should make an appointment with a specialist immediately.Next