Why is there no vaccine for malaria?

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asked Feb 5, 2022 in Diseases Conditions by 5900cedrick (1,380 points)
Why is there no vaccine for malaria?

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answered Feb 6, 2022 by ChickenSalad (3,390 points)
There is now a vaccine for preventing malaria.

Malaria is diagnosed through a blood test.

Malaria parasites can be identified by examining under the microscope a drop of the patient's blood, spread out as a “blood smear” on a microscope slide.

Prior to examination, the specimen is stained (most often with the Giemsa stain) to give the parasites a distinctive appearance.

Malaria is rare in the United States because the parasite that causes Malaria is basically eliminated in the United States.

Malaria transmission in the United States was eliminated in the early 1950s through the use of insecticides, drainage ditches and the incredible power of window screens.

But the mosquito-borne disease has staged a comeback in American hospitals as travelers return from parts of the world where malaria runs rampant.

Outbreaks of locally transmitted cases of malaria in the United States have been small and relatively isolated, but the potential risk for the disease to re-emerge is present due to the abundance of competent vectors, especially in the southern states.

Malaria is not a virus but instead malaria is a parasite that infects people.

Malaria is caused by a parasite known as Plasmodium, which is normally spread through infected mosquitoes.

A mosquito takes a blood meal from an infected human, taking in Plasmodia which are in the blood.

Malaria does have a vaccine to help prevent malaria.

A malaria vaccine is a vaccine that is used to prevent malaria.

The only approved vaccine, as of 2021, is RTS,S, known by the brand name Mosquirix.

It requires four injections. Research continues with other malaria vaccines.

If malaria is left untreated the malaria can get worse and become life threatening and lead to kidney failure, seizures, mental confusion, coma, and death.

Malaria may cause anemia and jaundice (yellow coloring of the skin and eyes) because of the loss of red blood cells.

Malaria was thought to have entered America from Africans who carried Malaria into America.

The first known case of the disease in America is believed to be after the arrival of explorer Christopher Columbus in 1492.

Together with his crew, Columbus was infected with the disease during his voyage, although the malaria didn't survive as the vector borne mosquitoes died off in the cold climate.

Malaria can be detected in the blood usually as soon as you experience the symptoms of malaria.

Malaria parasites can be identified by examining under the microscope a drop of the patient's blood, spread out as a “blood smear” on a microscope slide.

Prior to examination, the specimen is stained (most often with the Giemsa stain) to give the parasites a distinctive appearance.

The three stages of malaria include the first stage which is a 15-to-60 minute cold stage characterized by shivering and a feeling of cold.

Next comes the 2-to-6 hour hot stage, in which there is fever, sometimes reaching 105.8F, flushed, dry skin, and often headache, nausea, and vomiting.

One of the first signs of malaria are fever, chills, sweats, headaches, malaise, muscles aches, nausea, and vomiting.

Malaria can very rapidly become a severe and life-threatening disease.

Some people who have malaria experience cycles of malaria "attacks."

An attack usually starts with shivering and chills, followed by a high fever, followed by sweating and a return to normal temperature.

Malaria signs and symptoms typically begin within a few weeks after being bitten by an infected mosquito.

Malaria is a serious and sometimes fatal disease caused by a parasite that commonly infects a certain type of mosquito which feeds on humans.

People who get malaria are typically very sick with high fevers, shaking chills, and flu-like illness.

The disease malaria is a disease that is caused by a plasmodium parasite, transmitted by the bite of infected mosquitoes.

The severity of malaria varies based on the species of plasmodium.

Symptoms of malaria include chills, fever, and sweating, usually occurring a few weeks after being bitten.

People traveling to areas where malaria is common typically take protective drugs before, during, and after their trip.

Treatment for malaria includes antimalarial drugs.

Malaria is a mosquito-borne disease caused by a parasite.

People with malaria often experience fever, chills, and flu-like illness.

Malaria disease can be categorized as uncomplicated or severe (complicated).

In general, malaria is a curable disease if diagnosed and treated promptly and correctly.

All the clinical symptoms associated with malaria are caused by the asexual erythrocytic or blood stage parasites.

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