Each attack of fever shows three successive stages: i. Cold stage: At the beginning of malaria fever the patient suffers from a severe shaking chill. ii. Hot stage: As the chill subsides, the body temperature rises as high as 41° C or 106° F. iii. Sweating stage: D As the temperature lowers down, the patient sweats profusely. Malaria fever takes [...]
Transmission of E. histolytica from man to man occurs through its encysted stage and infection is effected through the ingestion of these cysts in food or drinks. It is to be noted that mature quadrinucleate cysts are the infective forms of this parasite. The contamination of food and drinks is occurred by: i. Faecal contamination of drinking water, vegetables and [...]
In this article we will discuss about: 1. Systematic Position of Leishmania Donovani 2. Speciation of Leishmania Donovani 3. Types 4. Habits and Habitat 5. Vectors 6. Symptoms and Pathogenesis 7. Clinical Features 8. Prophylaxis. Leishmania is an important pathogenic zoo-flagellate genus closely related to Trypanosoma. The genus Leishmania was created by Ross in 1903. The species L. donovani was [...]