Today in Yemen, the epidemic of cholera rages, the world health system headed by the WHO pays a lot of attention to this problem. This fact raises the question of what cholera is, why it is real in the XXI century and whether it is dangerous for the people of Ukraine?
Cholera: What is this illness, what are its symptoms and consequences?
Cholera is an acute, especially dangerous, infectious disease. In a short period of time, it can infect a significant number of people, causing the whole epidemic, with mortality from it reaching 50% in the absence of adequate treatment. According to WHO statistics, every year in the world 1.3 to 4 million cases of infection with cholera are recorded, with dying from 21 to 143 thousand people. Continue reading
Diphtheria and diphtheria toxin
Diphtheria is an acute infectious disease, which is very dangerous to life. This is a severe inflammation of the upper respiratory tract (in most cases), eyes, skin. The main threat during this illness is not inflammation, but the toxin produced by the causative agent of diphtheria, which causes the damage to the cardiovascular and nervous system.
Diphtheria is caused by bacteria, the so-called diphtheria sticks, the disease is transmitted by airborne droplets, much less often – through household items.
Diphtheritic toxin has a very negative effect on the myocardium, developing myocarditis, as well as it can provoke an infectious-toxic shock, a general intoxication of the body, severe disorders in the work of the nervous system. Continue reading
Meningococcal infection is potentially fatal, the diseases it provokes are considered in medicine as an emergency. For example, it causes the bacterial form of meningitis, as well as a number of other extremely dangerous diseases.
What should I know about meningococcal infection?
Meningococcal infection has been known since ancient times. About it is mentioned in vIIst. BC, and the first more or less detailed description was given in the middle of the XVII century. This is a bacterium that is transmitted by airborne droplets from person to person. The infection can spread from the throat through the flow of blood to the human brain, which is most dangerous. A person can be a carrier of meningococcal infection, not guessing about it, and infect others while staying healthy. Continue reading