The symptoms of blood-borne TB are as follows: 1. Acute blood-borne TB or acute cornual TB: rapid onset, severe symptoms, temperature up to 39 degrees or more, and obvious respiratory symptoms; 2. Sub-acute or chronic blood-borne TB: mainly respiratory symptoms, easily spread to the nervous system through imaging, leading to tuberculous meningitis, tuberculous encephalomyelitis; spread to the The disease is spread to the digestive system. In addition, it can cause dysfunction of the bones and joints.