(BRIEF AWARENESS CAMPAIGN)
• • Tuberculosis (TB) is a common and deadly infectious disease caused by mycobacteria, mainly
• Over 9 million new cases and 2 million deaths per year worldwide 1/3rd of the world’s population is infected with M.tuberculosis
• • • Mycobacterium tuberculosis • Highly aerobic • • Infects lungs Divides every 15-20 hours • Very resistant to many disinfectants, acid, alkali, drying, etc.
Contagious, spread through air by inhalation of airborne bacteria from infected Easier to contract with weak immune system
• • • • • • • • Cough (2-3 weeks or more) Coughing up blood Chest pains Fever Night Sweats Feeling weak and tired Losing weight without trying Decreased or no appetite
• • Depending on the time of infection and types of response, TB may be classified as; Primary Tuberculosis • It is initiated after first contact with tubercle bacilli Secondary Tuberculosis • • • Mainly occurs due to Reactivation of Latent infection May also due to Exogenous reinfection Leads to – Cavitation's of Lungs, Enlargement of Lymph nodes, expectoration of Bacteria laden sputum
• Test may include • Chest X-ray • show air fluid levels as infection progresses • Physical Examination • dullness to chest percussion, increased vocal fremitus • Tuberculin Skin Test • positive reaction to intradermal injection of tuberculin • • Microbiological detect of smears and cultures Blood test • elevation in white blood cells (WBCs) count with lymphocyte predominance.
• Positive Skin Test, Negative X-Ray: • Antibiotic: Isoniazid • Positive Skin Test, Positive X-Ray: • Antibiotic: Isoniazid, Rifampin, Ethambutol, Pyrazinamide • Prevention • BCG Vaccine
• • • • • http://www.medicinenet.com/tuberculosis http://www.stoptb.org