QUESTION What is the current problem for malaria in Africa? ANSWER Malaria is a particularly severe problem in Africa due to a number of reasons. First of all, transmission in many parts of Africa occurs year round, due to favourable conditions for the development of the mosquitoes malaria requires as its vector. Secondly, the dominant and most widespread species of malaria in Africa … [Read more...]
Transmission of Malaria
QUESTION Why can the malaria parasite be transmitted from mosquito to human, but not from human to human (via blood)? ANSWER This is a very good question, and actually, malaria can be transmitted via human blood directly to another person, but this occurs relatively rarely! It has to do with the life cycle of the malaria parasite. When a mosquito bites a human host, it injects … [Read more...]
Annual Blood Examination Rate in Bengal
QUESTION What is the annual blood examination rate in West Bengal? ANSWER The annual blood examination rate (ABER) is a measure of the level of diagnostic monitoring activity. Data from 2007 suggested the ABER in West Bengal was around 5%, which is well below the level of 10% which is recommended for active surveillance and is the target of the National Vector Borne Disease Control … [Read more...]
Malaria Transmission
QUESTION Can one get malaria through contact with the infected person or is it airborne? ANSWER Malaria cannot be transmitted through direct contact with an infected person, nor is it airborne! It is actually transmitted directly via the bite of an infected mosquito. Only certain female mosquitoes, of the genus Anopheles, can carry malaria. The mosquito picks up the malaria parasite … [Read more...]
Malaria Infection
QUESTION How can you get infected with malaria? ANSWER Malaria is transmitted directly via the bite of an infected mosquito. Only certain female mosquitoes, of the genus Anopheles, can carry malaria. The mosquito picks up the malaria parasite (there are five different types of malaria that infect humans, though all are transmitted in exactly the same way) when it feeds on the blood of an … [Read more...]
Malaria in Australia and Bali
QUESTION Is Australia, Bali or Tasmania in the malaria affected area? ANSWER While malaria used to be endemic in parts of Australia (not Tasmania—it is too cold), the country was declared to be free of malaria transmission in 1981. However, several hundred cases are reported in Australia every year, mainly brought back by travellers returning from other regions, such as south-east … [Read more...]
First Cases of Malaria
QUESTION When was malaria first detected? ANSWER Humans have known about malaria as a disease for thousands of years. The earliest written record of malaria is from ancient China, 2700 BCE. The ancient Romans and Greeks also described the symptoms of malaria, though none of these ancient people knew the true cause or had identified specifically how it was transmitted. This was first … [Read more...]
Malaria Outbreaks
QUESTION What is the largest outbreak in the world from malaria? ANSWER Most parts of the world don't suffer from malaria "outbreaks" in the traditional sense of the world. Instead, malaria is "endemic," which means that transmission is on-going all of the time. In some cases, transmission is seasonal, but each year's level of disease incidence is similar to the next year's. Having said … [Read more...]
Causes of Malaria
QUESTION What is malaria usually caused by? 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 … [Read more...]
How Does One Contract Malaria?
QUESTION How to 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...]