What is the vector for Guinea worm?
Vector Control A vector is an organism that carries or transmits disease. The vector for GWD is the copepod. To control this vector, the GWEP puts a measured amount of the approved chemical temephos (ABATE®*) into the water sources that are suspected or known to be contaminated with Guinea worm-infected copepods.
What is the diagnostic stage of the Guinea worm?
(Guinea Worm Disease; Fiery Serpent) Symptoms are a painful, inflamed skin lesion, which contains an adult worm, and debilitating arthritis. Diagnosis is by inspection. Treatment is slow removal of the adult worm.
How is dracunculiasis diagnosed?
Dracunculiasis is usually diagnosed simply by seeing the worm exit the body through the blister on the skin. Once the worm is completely removed from the skin, the worm and its larvae can be examined under a microscope to ensure it is a D.
How does Guinea worm work?
Dracunculiasis, also known as Guinea worm disease (GWD), is an infection caused by the parasite Dracunculus medinensis. A parasite is an organism that feeds off another organism to survive. GWD is spread by drinking water containing Guinea worm larvae. Larvae are immature forms of the worm.
Why is it called Guinea worm?
Dracunculiasis’ Latin name, Dracunculus medinensis (“little dragon from Medina”), derives from its one-time high incidence in the city of Medina (in modern Saudi Arabia), and its common name, Guinea worm, is due to a similar past high incidence along the Guinea coast of West Africa.
How was Guinea worm discovered?
The existence of guinea worm disease in the ancient world was confirmed in the 1970s with the discovery of a calcified male guinea worm in a mummy dated to approximately 1000 bce.
How long does it take to remove dracunculiasis?
Because the worm can be as long as one meter in length, full extraction can take several days to weeks. Afterwards, topical antibiotics are applied to the wound to prevent secondary bacterial infections. The affected body part is then bandaged with fresh gauze to protect the site.
Is Guinea worm extinct?
Incidences of Guinea worm disease have been reduced from an estimated 3.5 million in 1986 to 15 in 2021. The disease has been eliminated in 17 countries. The Guinea worm eradication campaign has averted at least 80 million cases of this devastating disease among the world’s poorest and most neglected people.
Why is it called guinea worm?
What kind of parasite looks like glitter?
Demodex folliculorum. Share on Pinterest Demodex brevis is a type of microscopic mite that lives in hair follicles.
Can you pull out a guinea worm?
There is no drug to treat Guinea worm disease and no vaccine to prevent Guinea worm infection. Once part of the worm begins to come out of the wound, the rest of the worm can only be pulled out a few centimeters each day by winding it around a piece of gauze or a small stick.
What happens if the guinea worm breaks during the removal process?
If the worm breaks during removal it can cause intense inflammation as the remaining part of the dead worm starts to degrade inside the body. This causes more pain, swelling, and cellulitis[1, 2].