In this article we will discuss about:- 1. Histology of Filarial Worm 2. Systematic Position of Filarial Worm 3. Habitat and Structure 4. Periodicity 5. Pathogenicity and Clinical Features. Histology of Filarial Worm: The filaria worm, Wuchereria bancrofti is an endoparasite of the lymph glands, connective tissues of organs and lymph vessels. The genus Wuchereria contains the well-known species W. [...]
The following points highlight the three major disorders caused due to filarial disease. The disorders are: 1. Elephantiasis 2. Hydrocele 3. Chyluria. Disorder # 1. Elephantiasis: The condition is due to hyperplasia of skin and connective tissue, specially involving scrotum, legs and arms. Elephantiasis is the result in many cases of filariasis where in profuse development of skin occurs on [...]
The below mentioned article provides notes on tsetse flies as vectors. Tsetse flies are of paramount importance in Africa because of their role as vectors of trypano some infections of man and domestic animals, which have had a profound effect on the economy and development of that continent (Fig. 15.17). The tsetse flies are elongated dark brown or yellowish-brown flies. [...]