Final answer:
Coughing up blood can be a symptom of tuberculosis, but it can also be related to other conditions like lung cancer or bronchitis.
Step-by-step explanation:
Coughing up blood can be a symptom of tuberculosis. Tuberculosis is an infectious disease caused by the bacterium Mycobacterium tuberculosis. It primarily affects the lungs and can cause various symptoms, including coughing up blood. However, it is important to note that coughing up blood can also be related to other conditions, such as lung cancer or bronchitis.
Learn more about Symptoms of tuberculosis and related conditions