Spitting blood, chest discomfort may be tuberculosis, lung inflammation and other respiratory diseases, may also be caused by gastrointestinal bleeding and other diseases, most of the disease after standardized treatment generally will not die, but the seriousness of the disease is likely to die. Spitting blood, chest discomfort may be respiratory diseases, tuberculosis divergent bacilli infection can cause tuberculosis, tuberculosis can appear chest pain, hemoptysis symptoms, can use isoniazid, rifampicin and other anti-tuberculosis drugs treatment; lung infection can also have chest tightness, sputum with blood symptoms, can be used penicillin and other antibiotics treatment. Respiratory diseases are generally not life-threatening after standardized treatment, but may be life-threatening if they are not treated in a standardized manner or if the condition is serious, such as severe pneumonia. In addition, gastrointestinal bleeding can have the symptoms of vomiting blood, abdominal pain radiating to the chest can cause chest discomfort, bleeding is small after treatment, the prognosis is good, not timely treatment or bleeding can be life-threatening, or even death. If you have symptoms of vomiting blood and chest discomfort, it is recommended that you go to the hospital and ask your doctor to make a judgment.