Tuberculosis negative coughing up blood is what's going on

Coughing up blood that is negative for tuberculosis may be caused by non-infectious diseases such as bronchitis and pneumonia, or it can be caused by tuberculosis.

1. Non-infectious diseases

1. Bronchitis: If the patient has bronchitis, under the stimulation of inflammation, it will lead to congestion and edema of the bronchial mucosa, resulting in cough with blood. Patients are advised to use drugs such as amoxicillin capsules, cefixime dispersible tablets and other drugs for anti-infective treatment under the guidance of a doctor.

2. Pneumonia: If the patient is infected by bacteria or viruses and causes pneumonia, the above symptoms will also occur, accompanied by fever, chest pain and other symptoms. Patients are advised to take drugs such as ribavirin granules and oseltamivir phosphate granules for antiviral therapy as prescribed by the doctor.

2. Tuberculosis

Tuberculosis is a chronic respiratory infection caused by Mycobacterium tuberculosis infection, which is mainly transmitted through the respiratory tract. Clinically, it generally manifests as low-grade fever, night sweats, fatigue, weight loss and other symptoms, and some patients will also have hemoptysis. It is recommended that patients seek medical attention in a timely manner, and can take drugs such as isoniazid tablets and rifampicin capsules for anti-tuberculosis treatment under the guidance of doctors.

In addition, it may also be related to lung cancer, and it is recommended that patients go to the hospital in time to identify the cause and treat the symptoms. In daily life, we should pay attention to rest, avoid overwork, and also pay attention to a light diet, you can eat more fresh fruits and vegetables and high-protein foods, which is conducive to good health.