A high school in Hunan outbreak of tuberculosis, causing people's attention to tuberculosis: Is tuberculosis contagious? With tuberculosis patients with life how to avoid being infected? What are the symptoms of tuberculosis? What should be done after infection of tuberculosis?
Is pulmonary tuberculosis contagious
Of course, tuberculosis is contagious, but we do not have to be overly cautious because it is not easily transmitted by TB, and healthy people who have no skin or mucous membranes on the skin or mucous membranes are not likely to get in contact with people who have tuberculosis or who have used them.
The main source of direct TB infection in addition to tuberculosis patients spit it out, as well as intestinal tuberculosis stool, renal tuberculosis patients urine, and lymph node tuberculosis and tuberculosis pus.
Early symptoms of tuberculosis
Many people think that they have been vaccinated against BCG without fear of being infected, which is a cognitive misunderstanding as BCG is not able to be lifelongly immunized but only controls and reduces severe tuberculosis.
Active tuberculosis patients will appear for a long time cough, sputum, and even bloody sputum, duration of 2 weeks or more and no signs of improvement, and cough caused by a cold, sputum significantly different.In addition there are fever, Night sweats, unknown weight loss, dyspnea, chest pain, fatigue and other symptoms.
If such patients appear around, must be as soon as possible to tuberculosis prevention and control agencies for examination and treatment, skin test available, sputum to find Mycobacterium tuberculosis, blood test - TB antibody, or TB T-Spot examination, chest X-ray or chest CT Check the way to confirm whether it is positive.
How to avoid being infected with tuberculosis?Not all tuberculosis is contagious, only tuberculosis can be transmitted by airborne TB, including tuberculosis patients coughing, sneezing, talking droplets, etc., if the side of the tuberculosis patients Did not take the initiative to wear masks , It is recommended not to have intimate contact.
How to avoid being infected with tuberculosis? 2Tuberculosis is more easily spread in densely populated areas such as schools, cinemas, shopping malls, etc. There are mainly elderly people, students, children and special groups in susceptible groups, of which the elderly over 65 years old are more likely to be infected Do not go to the air is not flow, crowded places for a long time, regular physical examination. Infants and young children do not sleep with a tuberculosis patient a room.
How to avoid being infected with tuberculosis? 3.Tuberculosis bacteria fear of ultraviolet rays and high temperatures above 80-85 degrees, but the high temperature for more than three hours before they are likely to kill it. If there is tuberculosis patients at home, it is recommended to use food preparation, and the patient used utensils, quilts, washbasin And other items to be often boiled disinfection or the sun.
How to avoid being infected with tuberculosis? 4.Improve their immunity and enhance their resistance to bacteria to reduce the chance of being overcome by TB bacteria in case of tuberculosis patients do not know their own condition or intention to hide the condition of the situation, even if the front can not do 3 strokes will not Too passive.
