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Home / Archives for red blood cells

Pathophysiology of Malaria

May 5, 2012 By Malaria Q&A Leave a Comment

QUESTION What is the pathophysiology of malaria? ANSWER Malaria causes disease through a number of pathways, which depend to a certain extent on the species. Malaria is caused by a single-celled parasite of the genus Plasmodium; there are five species which infect humans, beingPlasmodium falciparum, P. vivax, P. ovale, P. malariae and P. knowlesi. All these species are introduced into … [Read more...]

Filed Under: Malaria Q&A Tagged With: cyclic fever, erythrocytic cycle, exo-erythrocytic stage, life cycle, liver stage, Malaria transmission, merozoites, Plasmodium, Plasmodium Falciparum, Plasmodium Knowlesi, Plasmodium malariae, Plasmodium Ovale, Plasmodium Vivax, red blood cells, reproduction, sequestration, sporozoite, synchronized rupture

How Long Does it Take to Feel Ill from Malaria?

April 1, 2012 By Malaria Q&A Leave a Comment

QUESTION How soon does a person usually to feel ill after malaria infection? ANSWER After being bitten by an infected mosquito, there is an "incubation period" before the person begins to suffer from symptoms of malaria. This time corresponds to the period the malaria parasite spends in the liver; it is once it enters the blood and begins to destroy red blood cells that initiate the onset … [Read more...]

Filed Under: Malaria Q&A Tagged With: incubation period, latent period, liver stage. blood stage, parasite, prophylaxis, red blood cells

Can I Catch Malaria from Someone?

March 29, 2012 By Malaria Q&A Leave a Comment

QUESTION My fiancee contracted malaria a few years ago. It was diagnosed as recurring. Could I contract malaria from the infected person, I have had similar symptoms which last a day or two, recurring with regular two week intervals, of which the most concerning are malaise, fever, stiff neck, headaches and severe pains over abdomen spreading into my mid back. What should I … [Read more...]

Filed Under: Malaria Q&A Tagged With: Blood transfusion, malaria recurrence, mosquito, organ donation, pregnancy, red blood cells, transmission

Malaria Symptoms

March 26, 2012 By Malaria Q&A Leave a Comment

QUESTION How does the virus cause the symptoms? ANSWER Malaria is actually not caused by a virus—it is caused by a microscopic single-celled parasite called Plasmodium. Several different species cause malaria in humans, the most common of which are P. vivax and P. falciparum. To describe the process in a very oversimplified way, the malaria parasites cause disease by infecting … [Read more...]

Filed Under: Malaria Q&A Tagged With: Anaemia, Cerebral Malaria, fever, haemoglobin, immune response, inflammation, parasite, Plasmodium, Plasmodium Falciparum, Plasmodium Vivax, red blood cells, sequestration, synchronised bursting

Malaria Causes

March 17, 2012 By Malaria Q&A Leave a Comment

QUESTION What are the causes of malaria? ANSWER Malaria is caused by a parasite called Plasmodium, which is transmitted via the bites of infected mosquitoes. In the human body, the parasites multiply in the liver, and then infect red blood cells. Usually, people get malaria by being bitten by an infective female Anopheles mosquito. Only Anopheles mosquitoes can transmit malaria and they … [Read more...]

Filed Under: Malaria Q&A Tagged With: Anopheles, blood meal, Blood transfusion, congenital malaria, liver, Malaria causes, Malaria Diagnosis, mosquito, organ transplant, Plasmodium, red blood cells

What are the symptoms of malaria?

March 11, 2012 By Malaria Q&A Leave a Comment

QUESTION What are the symptoms of malaria? ANSWER Symptoms of malaria include fever and flu-like illness, including shaking chills, headache, muscle aches, and tiredness. Nausea, vomiting, and diarrhea may also occur. Malaria may cause anemia and jaundice (yellow coloring of the skin and eyes) because of the loss of red blood cells. Symptoms usually appear between 10 and 15 days after … [Read more...]

Filed Under: Malaria Q&A Tagged With: anemia, Cerebral Malaria, coma, cyclical fever, death, fever, kidney failure, Malaria Symptoms, mental confusion, Plasmodium Falciparum, red blood cells, seizures

Malaria in Mosquitoes

March 10, 2012 By Malaria Q&A Leave a Comment

QUESTION Why can't mosquitoes become sick of malaria? What do they have in their system that prevent them from becoming sick yet they transmit the disease to humans? ANSWER First of all, mosquitoes do get "sick" when infected with malaria, though not in the same way as humans. This is due to the major differences between human and mosquito physiology and also differences in the life stage … [Read more...]

Filed Under: Malaria Q&A Tagged With: gametocytes, immune response, Malaria life cycle, mosquito, red blood cells, sporozoites

Malaria Causes

March 4, 2012 By Malaria Q&A Leave a Comment

QUESTION What are the causes of malaria? ANSWER Malaria is caused by a parasite called Plasmodium, which is transmitted via the bites of infected mosquitoes. In the human body, the parasites multiply in the liver, and then infect red blood cells. Usually, people get malaria by being bitten by an infective female Anopheles mosquito. Only Anopheles mosquitoes can transmit malaria and they … [Read more...]

Filed Under: Malaria Q&A Tagged With: Anopheles, Blood transfusion, congenital malaria, female mosquitoes, liver, Malaria causes, Malaria transmission, organ transplant, Plasmodium, red blood cells, saliva

How does one catch malaria?

March 2, 2012 By Malaria Q&A Leave a Comment

QUESTION How do you get malaria? ANSWER Malaria is caused by a parasite called Plasmodium, which is transmitted via the bites of infected mosquitoes. In the human body, the parasites multiply in the liver, and then infect red blood cells. Usually, people get malaria by being bitten by an infective female Anopheles mosquito. Only Anopheles mosquitoes can transmit malaria and they must have … [Read more...]

Filed Under: Malaria Q&A Tagged With: Anopheles, Blood transfusion, congenital malaria, liver, Malaria transmission, mosquitoes, organ transplant, Plasmodium, red blood cells

Dangerous

March 1, 2012 By Malaria Q&A Leave a Comment

QUESTION Why malaria so dangerous? ANSWER Malaria can be dangerous for a number of different reasons, some of which relate to each other. First of all, there are five different types of malaria that infect humans, and each varies in terms of its severity and potential for severe consequences. Even within these types, the severity of the disease caused (termed "virulence" by scientists and … [Read more...]

Filed Under: Malaria Q&A Tagged With: ACTs, artemisisin-based combination therapies, Cerebral Malaria, Coartem, life cycle, Malaria Symptoms, Malaria Treatment, Plasmodium Falciparum, Plasmodium Knowlesi, red blood cells, sequestration, World Health Organisation

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