General symptoms of M. bovis tuberculosis may include fever, night sweats, and weight loss. Other symptoms may manifest themselves depending on the part of the body affected by the disease: disease in the lungs may be associated with a cough; lymph node disease may cause swelling in the neck; and gastrointestinal disease may cause abdominal pain and swelling, and diarrhea. In rare instances, a person may die if the disease is left untreated.