<s>[INST] When should I be worried that I might have TB? [/INST] When you have been around someone who has TB
When you have a productive cough for three weeks or longer (this is a cough that is much worse than a regular cough when you have a cold)
When you have chest pain
When you are coughing up blood Source: SCDHEC. Link: https://scdhec.gov/health/diseases-conditions/tuberculosis/tuberculosis-faqs. Field: Lung Disease. Disease: Tuberculosis </s>