Human Parasitology Schistosoma spp. Department of Parasitology,College of Basic Medicine, Central South University
Schistosoma spp. Department of Parasitology, College of Basic Medicine, Central South University Human Parasitology
Saying Goodbye to the God of Disease ---1958.7.1.By Mao Zedong Mauve waters and green mountains are nothing When the great ancient doctor Hua Tuo 七律二首·送底神 Could not defeat a tiny worm 毛泽东 一九五入年七月一日 资六月三十日人风日城。余红华哪发了观虫，浮 A thousand villages collapsed,were choked with weeds, 然秋如，夜不铺麻，指风棒戒，想目信省。追健南天，放 然今笔。 榛长青山杠自多。 春又杨得万十所 Men were lost arrows,ghosts sang 第院无◆小女何！ 宁亿神训尽分之 十村每养人请类。 汤钙出g背德 万户希武鬼州取 ★看多化为经 坐地日行入万里 天边五冷绿03 In the doorway of a few desolate houses. 地美这看一个河 地前三河钱行棉。 个亦公问滋种审， 错问盒君校何往 一样慧欢逐选发 纸给明欢概无之。 Under his direction,large-scale epidemiological surveys were carried out by Chinese scientists to determine the incidence,prevalence,and intensity of S.japonicum infections.......Subsequent control efforts resulted in a substantial reduction in the prevalence of infection with S.japonicum in humans,to fewer than a million cases(from approximately 12 million)in 2004,with the number of provinces where schistosomiasis is endemic reduced to seven [D.P.McManus,et al.CLINICAL MICROBIOLOGY REVIEWS.2010,23:442-466]
Saying Goodbye to the God of Disease ---1958.7.1. By Mao Zedong Mauve waters and green mountains are nothing When the great ancient doctor Hua Tuo Could not defeat a tiny worm. A thousand villages collapsed, were choked with weeds, Men were lost arrows, ghosts sang In the doorway of a few desolate houses. Under his direction, large-scale epidemiological surveys were carried out by Chinese scientists to determine the incidence, prevalence, and intensity of S. japonicum infections……. Subsequent control efforts resulted in a substantial reduction in the prevalence of infection with S. japonicum in humans, to fewer than a million cases (from approximately 12 million) in 2004, with the number of provinces where schistosomiasis is endemic reduced to seven [D. P. McManus, et al. CLINICAL MICROBIOLOGY REVIEWS. 2010, 23: 442-466]
A Chinese family members all with disabled schistosomiasis
A Chinese family members all with disabled schistosomiasis
Patients with depleting schistosomiasis abdomen distention looks like a big drum,emaciation looks like a fire wood
Patients with depleting schistosomiasis abdomen distention looks like a big drum, emaciation looks like a fire wood
Biological Classification
Biological Classification
Genus Schistosoma A group of trematoda of Class Trematode inhabit in vein vessel of Phylum of definitive hosts-so Platyhelminthes named to blood fluke 193 Adult Schistosoma jeponicum (from Faust)
Genus Schistosoma of Class Trematode of Phylum Platyhelminthes A group of trematoda inhabit in vein vessel of definitive hosts-so named to blood fluke
Preferred definitive host of Schistosome sp.in the wild S.haematobium Group S.mansoni Group (Africa,the Mediterranean area and the Middle East) (Restricted to Africa.Only exception:S.mansoni is also prevalent in South America) S.haematobium Parasites humans S.mansoni Parasites humans. S.interealatum Parasites humans S.rodhaini Parasites rodents and carnivores S.bovis Parasites cattle,sheep and goats,arel huans S.edwardiense Parasites ruminants S.mattheei Parasites primates and ruminants,rel Man S.hippopotami Parasites the hippopotamus S.curassoni Parasites ruminants S.margrebowiei Parasites ruminants S.leiperi Parasites ruminants S.japonicum Group (East Asia) S.indicum Group (Asia) S.japonicum Parasites humans and other animals S.indicum Parasites ruminants S.mekongi Parasites and some other animals S.spindale Parasites ruminants and dogs Salae55 Parasites and other animals S.nasale Parasites ruminants S.sinensum Parasites rodents S.incognitum Parasites rodents,carnivores and ruminants
Preferred definitive host of Schistosome sp. in the wild S. haematobium Group (Africa, the Mediterranean area and the Middle East) S. mansoni Group (Restricted to Africa. Only exception: S. mansoni is also prevalent in South America) S. haematobium Parasites humans S. mansoni Parasites humans. S. intercalatum Parasites humans S. rodhaini Parasites rodents and carnivores S. bovis Parasites cattle, sheep and goats, rarely hunans S. edwardiense Parasites ruminants S. mattheei Parasites primates and ruminants, rarely Man S. hippopotami Parasites the hippopotamus S. curassoni Parasites ruminants S. margrebowiei Parasites ruminants S. leiperi Parasites ruminants S. japonicum Group (East Asia) S. indicum Group (Asia) S. japonicum Parasites humans and other animals S. indicum Parasites ruminants S. mekongi Parasites humans and some other animals S. spindale Parasites ruminants and dogs S. malayensis Parasites humans (rarely) and other animals S. nasale Parasites ruminants S. sinensum Parasites rodents S. incognitum Parasites rodents, carnivores and ruminants
The Species with Medicine Importance S.japonicum Of primary medicine importance and S.mansoni account for above 95%total human S.haematobinu Schistosomiasis S.intercalatum Inhabitancy and maturation S.Mekongi S.Malayensis in human body S.Mattheei Inhabitancy mainly in S.bovis animals,rarely in human Existing 46 definitive host species represent 28 genera and 7 orders are able to be naturally infected however,only one third of these species have a potentially significant role in transmission
The Species with Medicine Importance S. japonicum S. mansoni S. haematobinu S. intercalatum S. Mekongi S. Malayensis S. Mattheei S. bovis { Of primary medicine importance and account for above 95% total human Schistosomiasis { Inhabitancy and maturation in human body { Inhabitancy mainly in animals, rarely in human Existing 46 definitive host species represent 28 genera and 7 orders are able to be naturally infected however, only one third of these species have a potentially significant role in transmission
Geographic Distribution of Schistosomiasis spp
Geographic Distribution of Schistosomiasis spp
Prevalence (% Non-endemic Eliminated <1.0 1.0-9.9 10.0-24.9 25.0-49.9 250.0 Current global distribution of schistosomiasis,stratified according to country- specific prevalence estimates
Current global distribution of schistosomiasis, stratified according to countryspecific prevalence estimates