What causes malaria in Kenya?

Malaria is transmitted by the night-time – dusk to dawn – biting female Anopheles mosquito. Risk is present throughout the country, including urban areas, except areas specified: Risk is present in all rural and urban areas.

Why is malaria so common in Kenya?

Transmission patterns of the disease in Kenya are influenced by rainfall, vector species, intensity of biting, and altitude. Stable malaria occurs in most parts of Coast, Nyanza, and Western Provinces. Transmission is high in these areas with an average of one infective bite/person/week throughout the year.

Where is malaria most common in Kenya?

In Kenya, there are an estimated 3.5 million new clinical cases and 10,700 deaths each year, and those living in western Kenya have an especially high risk of malaria.

What are the main causes of malaria?

Malaria is caused by Plasmodium parasites. The parasites are spread to people through the bites of infected female Anopheles mosquitoes, called “malaria vectors.” There are 5 parasite species that cause malaria in humans, and 2 of these species – P. falciparum and P. vivax – pose the greatest threat.

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Why is there no malaria in Nairobi?

The Plasmodium parasite is transmitted to man by the bite of a female Anopheles mosquito. … In Nairobi, the climate and altitude are not conducive for malaria transmission at any time.

Can someone get malaria in Nairobi?

Malaria precautions

Malaria risk is high throughout the year in the whole country, but low in Nairobi, the immediate surrounding areas, and the highlands (above 2500m) of Central, Eastern, Nyanza, Rift Valley and Western Provinces. Note that there can be a high risk in valleys of the highlands.

How many people are at risk of contracting malaria in most of the districts Kenya?

The malaria vector distribution in the country is not uniform due to variation in climatic factors, particularly temperature and rainfall. Approximately 70 percent of the Kenyan population is at risk for malaria.

How is malaria prevented in Kenya?

Insecticide-treated bed nets have been proven highly effective in preventing malaria, reducing maternal anemia, and infant mortality, both directly for users and indirectly for non-users in their vicinity. Despite their proven impact, less than half of Kenyans sleep under a bednet.

How is malaria treated in pregnancy?

Medications that can be used for the treatment of malaria in pregnancy include chloroquine, quinine, atovaquone-proguanil, clindamycin, mefloquine (avoid in first trimester), sulfadoxine-pyrimethamine (avoid in first trimester) and the artemisinins (see below).

Do Nairobi mosquitoes cause malaria?

2. Nairobi has many Culex mosquitoes. This breeds of mosquitoes are a biting nuisance but they do not transmit malaria. The breed that transmits malaria is the female Anopheles mosquitoes which are usually few in numbers.

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Which organ is most affected in malaria?

Beyond the brain, the lungs are the most affected organ in severe malaria. Lung dysfunction occurs in 20% of all cases of adults with falciparum [3] or vivax [27] severe malaria.

How do you feel when you have malaria?

Malaria is a disease caused by a parasite. The parasite is spread to humans through the bites of infected mosquitoes. People who have malaria usually feel very sick with a high fever and shaking chills.

What is the best treatment for malaria?

ACT is a combination of two or more drugs that work against the malaria parasite in different ways. This is usually the preferred treatment for chloroquine-resistant malaria.


  • Atovaquone-proguanil (Malarone)
  • Quinine sulfate (Qualaquin) with doxycycline (Oracea, Vibramycin, others)
  • Primaquine phosphate.


Is Nairobi tap water safe for drinking?

Tap water is safe to drink unless otherwise indicated. Bottled mineral water is also widely available.

Is Mombasa a malaria risk?

Mombasa is particularly at risk of malaria infection due to environmental conditions in neighbouring communities which allow the mosquitoes to breed and spread the disease after flooding.

What immunizations do I need for Kenya?

The PHAC and WHO recommend the following vaccinations for Kenya: hepatitis A, hepatitis B, typhoid, cholera, yellow fever, rabies, meningitis, polio, measles, mumps and rubella (MMR), Tdap (tetanus, diphtheria and pertussis), chickenpox, shingles, pneumonia and influenza.

Hai Afrika!