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咱屯一华人牙医的乙肝化验呈阳性+ t7 x: [0 l' \! Z% v0 o
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今天（周二）公共卫生署说，他们正在寻找1,400名病人，因为给这些病人看病的牙医其乙肝化验结果呈阳性。
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Alberta牙医协会与牙医学院主席，Jonathan Skuba博士今天下午在新闻发布会上告诉记者，37岁的牙医，Byron Wong，眼目前已经自动停止了他的实习，正主动配合卫生当局确保能找到所有这些病人。6 X ?. e H2 U
. |9 K6 f5 R5 y) R0 m( Y' LSkuba说，今年二月，当Wong被告知自己的乙肝化验呈阳性时，他立刻通知了牙医学院。
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自从2001年，Wong一直在Edmonton实习。
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目前看来，病人被传染的可能性很小。卫生署医药官员，Gerry Predy博士在今天的新闻发布会上说。7 W. ]4 [, d/ x, E7 N% Z! |
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) u6 e7 e, k: y0 c7 `“我们对该牙医传染乙肝病毒的危险性进行了风险分析，结果显示，传染的可能性非常小。我们估计其可能性大约在万分之一到时万分之一，可能接近十万分之一。”
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8 W" Z/ `) }) n6 w+ {& |Predy说，自从九十年代中期以来，乙肝预防一直是本省各学校免疫工程的一部分，所以20岁以下人群因该不至于被传染。
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由于可能性如此之小，官方甚至曾辩论是否有必要发布一个“公开警告”，但是，最终他们认为应该将情况告知大众。" n$ U( d6 [/ C& ^" z% s
+ y* G" v' h% T% }5 F7 r) G近期，首都卫生署将开始接触Wong医生的1400个病人，对他们进行乙肝化验，这需要花费几个月的时间。
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. f. E1 V1 T6 E6 c& `. IEdmonton dentist tests positive for hepatitis B$ d6 t/ S. {. W5 Y) ` [
Risk to patients is very low: health officials6 i+ [: N! J9 G4 i, z! m
Last Updated: Tuesday, June 17, 2008 | 5:00 PM MT Comments7Recommend14CBC News
: {& n6 X4 e; f5 MPublic health officials are contacting 1,400 patients of an Edmonton dentist after he tested positive for hepatitis B, Capital Health said Tuesday.2 q$ H/ k& r3 v" D
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Public health officials are contacting 1,400 patients of Edmonton dentist Dr. Byron Wong after he tested positive for hepatitis B. (CBC) 5 L# I7 v9 F' Z/ x4 y
The dentist, identified as Dr. Byron Wong, 37, has voluntarily stopped his practice, and is co-operating with the health authority to ensure all patients are contacted, Dr. Jonathan Skuba, president of the Alberta Dentist Association and College, told a news conference Tuesday afternoon.+ W" }2 [7 S6 q4 \" j
% Z9 h/ J- C, u9 hWong approached the college in February, immediately after he was told of the positive test, Skuba said.
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Wong has been practising in Edmonton since 2001.
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4 k9 P% T; W4 ~( E; f"The risk to patients is very small," Dr. Gerry Predy, medical officer of health, told a news conference Tuesday.
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$ X* |& P8 o' d1 F* V- KDr. Gerry Predy says the risk of infection to Byron Wong's patients is very small. (CBC)
. \8 W3 c7 w+ I1 C"We did a risk analysis of the potential risk of this dentist transmitting the effect to his patient, and the risk is very small. We estimate somewhere 1 in 10,000 to 1 in 100,000, probably close to the 1 in 100,000 figure."% a: C+ S: Y+ v6 G1 Q
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Hepatitis B has been part of the province's school immunization program since the mid-1990s, so most people aged up to the mid-20s should be protected, Predy said.5 H; M$ |* Z" _
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Officials even debated whether to issue a public warning because the risk is so small, but in the end, they concluded people would want to know, Predy said., h& W, [6 g5 P* X) M
. _' {$ `9 i) o3 \4 G% T G) dCapital Health will start contacting Wong's 1,400 patients in the near future to offer them hepatitis B tests, a process that was expected to take a couple of months. |
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