The human body has got several mechanisms to combat infections due to pathogenic organisms. It should be realised that many harmless organisms live in symbiosis in our body in the upper respiratory tract, in the lower bowels and in the skin. These may occasionally infect the tissues when the resistance is extremely low or viral infections have devitalised mucosal membrane. [...]
According to WHO report, infant mortality due to diarrhoea is around 40%. In India, it is the leading cause of death in children below three years. Roughly, every pre-school child suffers two or four attacks of diarrhoea in a year with a mortality of 1 to 4%. Mortality is higher among low- income group families. Diarrhoea is a symptom characterised [...]
The following points highlight the infections caused by intestinal helminthes: 1. Ascariasis 2. Ancylostomiasis 3. Enterobiasis 4. Trichuriasis 5. Strongyloidiasis. 1. Ascariasis: This is infection with Ascaris lumbricoides which is the largest intestinal nematode, parasitising man. It has a world-wide distribution being specially prevalent in the tropics like China, India and South-East Asia. The disease is common in persons with [...]