Malaria Flashcards
What are the two modifications of Tertian Malaria?
Tertiana Duplex and Quartana Triplex
Which species of Plasmodium is found in the people of West Africa and South America?
Plasmodium Ovale
What are the two features of infection caused by Plasmodium Malariae?
- Erythrocytes are not enlarged
- Dark brown Haemozoin Granules
- Gametocytes are round but smaller than RBC’s
Cerebral Malaria is common is which part of the country?
North East
Relapse of Malaria doesn’t occur in infection caused by___
Plasmodium Ovale and Plasmodium Falciparum
Explain some dangerous features of Sub-Tertian Malaria fever.
- Death rate is highest
- RBC’s clump in masses causing blockage of blood capillaries particularly of Brain
- It causes Blackwater fever where mass destruction of RBC’s and breakdown products of haemoglobin pass into urine give it a blackish colour
Why is the schizogony of Plasmodium Falciparum different from others?
- Schizogony is irregular(24-48 hours)
- Ring-shaped trophozoites are small and often two in one erythrocyte
- Black haemozoin granules
- Gametocytes are crescent-shaped
Which scientists played an important role in Malaria discovery
- Charles Laveran
- Grassi
- Lancissi
- Ronald Ross
- Shortt and Garnham
What is the incubation period of Different species of Plasmodium?
14 days-P. Vivax
14 days- P. Ovale
12 days- P. Falciparum
30 days- P. Malariae
What is the pre-patent period in Plasmodium Vivax
8 days
How many merozoites are formed in Erythrocytic Schizogony?
12-24 merozoites
