The discomfort can extend to the lower back or legs. Menstrual cramps are not the same as the symptoms experienced due to premenstrual syndrome (PMS), although the symptoms of both disorders can sometimes be experienced together. Many women suffer from both PMS and menstrual cramps.
Some diseases which involve other parts of the GI tract can manifest in the mouth, alone or in combination, including: 1  Gastroesophageal reflux disease can cause acid erosion of the teeth and halitosis. 2  Gardner's syndrome can be associated with failure of tooth eruption, supernumerary teeth, and dentigerous cysts.
Gastrointestinal bleeding: Internal bleeding in the digestive tract. More detailed information about the symptoms, causes, and treatments of Gastrointestinal bleeding is available below. Gastrointestinal bleeding: Symptoms. The types of symptoms of gastrointestinal bleeding and its underlying cause can vary widely. The severity of symptoms can run the gamut from mild to extreme. The presentation of symptoms depends on the cause, the presence of complications and coexisting diseases, the age of the patient, and other factors.