A15.0

Clinical Causes: Inhalation of airborne droplets containing Mycobacterium tuberculosis Close contact with an individual with active tuberculosis Immunocompromised states, such as HIV/AIDS, increasing susceptibility Living in crowded or poorly ventilated environments History of previous tuberculosis infection or incomplete treatment

Key Symptoms: Persistent cough lasting more than three weeks Blood in the sputum (hemoptysis) Chest pain or discomfort Unintentional weight loss Fatigue and general weakness Fever, often in the evenings Night sweats Loss of appetite

Diagnosis Path: Diagnosis relies on a combination of clinical assessment and laboratory tests. A healthcare provider may perform a tuberculin skin test (Mantoux test), chest X-rays, and sputum analysis, including microscopy and culture for Mycobacterium tuberculosis. Additional imaging, like CT scans, might be utilized to evaluate lung damage or complications, such as bronchiectasis or fibrosis. Confirmatory laboratory tests are essential for a definitive diagnosis and to guide treatment planning.

Treatment Protocols: Treatment involves a lengthy course of multiple antibiotics over several months to ensure complete eradication of the bacteria. Standard therapy typically includes drugs such as isoniazid, rifampin, ethambutol, and pyrazinamide. Consistent adherence to the prescribed medication regimen is vital to prevent drug resistance and relapse. Patients may also require supportive care for complications like tuberculous pneumonia or pneumothorax, including procedures to drain air or fluid from the pleural space. Follow-up appointments are necessary to monitor treatment progress and prevent transmission.