Infection with any of the tapeworms of the genus taenia. Create marketing content that resonates with prezi video. Taenia solium is the pork tapeworm, which causes human taeniasis and cysticercosis in humans, two different disease entities. Local intestinal inflammatory reactions leading to abdominal pain, hunger pain, indigestion, diarrhoea, or constipation. Within lao pdr, a remote northern hill tribe village had previously been identified as a hyper endemic focus for t. Proper sanitation and hygiene can prevent the occurrence of eggs in the environment that could lead to cysticercosis. Although it is very morphologically similar to the t. Taeniasis and cysticercosis taenia saginata sciencedirect.
Symptoms may occasionally include weight loss or abdominal pain. However, the recent increase in international tourism and immigration is spreading the disease into non. It measures 5 to 10 mm in breadth by 3 to 4 mm in length. It is an intestinal parasite in humans causing taeniasis a type of helminthiasis and cysticercosis in cattle.
To reduce this observed prevalence, a one health intervention covering both pigs and humans. Infections with these cestodes are therefore a serious public health problem in areas of endemicity. General recognition features can be 10 meters long though usually 25 meters 2000 proglottids 1 cm long with 12 being gravid proglottids have 1520 lateral branches from the uterus and a lateral genital pore scolex has 4 suckers with a. A total of 50 taenia saginata infected patients, aged from 2 to 65 years, were orally treated with praziquantel at a single dose of 10 mgkg. This is different from its closest relative taenia solium, where there is a difference of size and number of the uterus branches. Taenia solium taeniasiscysticercosis and soiltransmitted helminths sths are parasitic neglected tropical diseases endemic throughout southeast asia. Taeniasis and cysticercosis due to taenia solium in japan. Taenia saginata asiatica is a variant of taenia saginata where the intermediate host is pork. But in case of asiatica variant it is taenia saginata that can also lead to pork tapeworm infection.
Parasitological controls, performed 1, 30, 60 and 90 days after treatment revealed a 100% of efficacy. Controlling taenia solium and soil transmitted helminths. Humans taeniasis can be caused by eating pork or beef contaminated with the larval stage of the pork tapeworm, taenia solium, or the beef tapeworm, taenia saginata. It can live for about 8 months in the flesh of cattle. It considers some taxonomic problems and the hosts of t. America, asia abdominal pain, weight loss cysticercosis on the rise proglottids with reproductive structures hooks sucker scolex 200. To determine whether ziehlneelsen staining can differentiate taenia solium from taenia saginata eggs. Whofaooie guidelines for the surveillance, prevention. This chapter summarizes all significant matters concerning taenia saginata t. Taeniasis is an infection within the intestines by adult tapeworms belonging to the genus taenia.
Normally the pork tapeworm is mean for taenia solium. Teniasis por taenia solium, taenia saginata y taenia asiatica. There are fewer branches and the uterus branches are thicker. Taenia saginata synonym taeniarhynchus saginatus, commonly known as the beef tapeworm, is a zoonotic tapeworm belonging to the order cyclophyllidea and genus taenia. Taeniasis in humans is a parasitic infection caused by the tapeworm species taenia saginata beef tapeworm, taenia solium pork tapeworm, and taenia asiatica asian tapeworm. The parasite is traditionally found in developing countries where undercooked pork is consumed under poor sanitary conditions andor as part of traditional food cultures. Welcome to this presentation on taeniasis due to taenia solium. Clasificacion reino animalia phylum platyhelminthes clase cestoidea subclase eucestoda orden cyclophyllidea familia taeniidae genero taenia especie t.
Adult taenia solium scolex taenia solium scolex suckers hooks photo. Complications of pork tapeworm may include cysticercosis types of taenia that cause infections in humans include. Prevention of cysticercosis includes the prompt identification and removal of adult infections to eliminate the possibility of autoinfection. Taenia asiatica is limited to asia and is seen mostly in the republic of korea, china, taiwan, indonesia, and thailand. Pawlowski, clinic of tropical and parasitic diseases, university of medical sciences, ul. Teniasis por taenia solium, taenia saginata y taenia. Taenia solium is a zoonotic cestode that causes taeniasis and cysticercosis in humans. Differential diagnosis of taenia saginata and taenia.
Grave gravid proglottid taenia solium uterine branches number less than 10 per side embryonated, infectious taeniid eggs hexacanth larva hooklets egg shell cannot determine the species of taenia based on egg morphology whole cysticercus of taenia solium. Taeina saginatas uterus branches and stems out from its center forming 12 to 20 branches. It is also a component on neurocysticercosis presented by mramba nyindo and jovin kitau at kilimanjaro christian medical university college in moshi, tanzania. A case of taeniasis saginata diagnosed by radiological and. Iv whofaooie guidelines for the surveillance, prevention and control of taeniosiscysticercosis theodore e.
Taenia saginata and taenia solium are the two taeniids of greatest economic and medical importance, causing bovine and porcine cysticercosis and taeniasis in humans. People with taeniasis may not know they have a tapeworm. Cestodes taenia saginata north dakota department of health. Cattle are the intermediate hosts, where larval development occurs, while humans are definitive hosts. Infection by taenia solium adults can be prevented by fully cooking pork before eating it. Taenia solium taeniasis is seen in the united states, typically among latin american immigrants. Taenia saginata beef tapeworm infection infectious. Followup examination for 3 months after the treatment showed no residual evidence of infection.
1074 1042 1564 968 255 1510 728 750 343 399 573 76 279 63 857 1574 1562 419 675 813 698 1389 1367 466 1248 655 896 382 680 803 873 503 917 1190