日前,清华大学教授李希光在其微博中称,近期发生多起男同献血查艾滋事件,因艾滋病窗口期检测不出病毒,导致其血液可能被运用到临床,引起病毒传播。对此,广东省卫生厅和广州血液中心都回应称,近年来广州血库查出的艾滋病血液逐年递减,只有万分之一,用血者不必恐慌。
今年4月19日,清华大学艾滋病综合研究中心副主任李希光在其微博中称,“卫生部说,最近,多起艾滋病传播源于男性同性恋者不愿意做艾滋病检测。他们通过献血检测。由于艾滋病感染者有几周检测不出病毒的窗口期,艾滋病毒就这样传播开了。”
据广东省卫生厅副厅长廖新波介绍,去年广东实际采血166万单位(约3.33亿毫升),临床用血144万单位(约2.882亿毫升),其中广州市提供临床用血1.04亿毫升,献血人次突破50万,最大限度满足了临床用血安全。因部分采集的血液中还有不安全成分,以及储存时间过长,去年广东有22万单位血液未投入临床使用。
廖新波告诉记者,每年采集的血液中,都可能会检测到艾滋病血液,前几年呈现逐渐上升趋势,但最近几年,已经下降了很多。广州市血液中心主任付涌水也表示,广州市血液中心采集上来的艾滋病血液,比例只占万分之一,因此用血者不必紧张。
付涌水表示,为确保广州临床用血安全,避免少数艾滋病感染者的血液进入临床,广州血液中心采集的血液有三次检测,高于国家卫生部的标准,与国际接轨。付涌水告诉记者,按照卫生部的标准,采集上来的血液要用ELISA法检测两次,其中一次国产一次进口,可查出12~14天窗口期的艾滋病。
除了上述检测方式,广州市血液中心还从美国进口NAT核酸检测法,其能检测出的艾滋病窗口期要比ELISA法早1~2天。付涌水表示,广州市血液中心收集到的艾滋病血液占比微乎其微,但输血依然有风险,如果不到万不得已的时候,建议不要输血。
那么如何从源头上减少艾滋病窗口期血液流入血库?市血液中心体检采血科主任曾祥凤向记者展示了一份《无偿献血登记表》,其中第二项是健康情况咨询,分为三个小类,前两类中只要有一项打勾,则暂缓献血;第三类只要有一项打勾,则不允许献血,其中第三类的第2题就是“有吸毒史、同性恋、多个性伴侣。”
艾滋病不治会早死,早治才康复 艾滋病不治会早死,早治才康复 艾滋病不治会早死,早治才康复 艾滋病不治会早死,早治才康复
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图示∶2011年5月正式出版的《中国特色医疗金鉴》登载的刘君主任及其机构事迹 |
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Network of male HIV transmission with blood caused by an official that homosexuality can not donate blood
Source: Dayang - Information Times, at 00:27 on June 13, 2011
Information Times (handsome intern reporter Wang Wang Zhang Yuan Tan Zhanyong correspondent) is the World Blood Donor Day tomorrow, yesterday, the blood center in Tianhe, Guangzhou Zhongyi activities Grandbuy East Plaza, this year's theme is "donate more blood to save more lives. "
Recently, Tsinghua University professor Li Xiguang said in its micro-Bo, and more recent investigations of HIV from men with blood donation event window period can not be detected because of the AIDS virus, resulting in their blood may be applied to clinical, causing transmission of the virus. In response, Health Department of Guangdong Province and Guangzhou Blood Center have responded in recent years, Guangzhou, AIDS blood bank blood diminishing identified, only one ten thousandth, with the blood need not panic.
Gay HIV through blood donation check
April 19 this year, Tsinghua University, deputy director of AIDS Research Center in its micro-Bo Li Xiguang said, "Health Ministry said that recently, more than the spread of AIDS from homosexual men are unwilling to do HIV testing. They detected through blood donation. As AIDS virus a few weeks, can not detect the window period, HIV has spread so. "
Decreased blood bank blood of AIDS in Guangdong
According to the Guangdong provincial health department deputy director Liao Xinbo, last year 1.66 million units in Guangdong, the actual blood collection (about 333 million ml), 1.44 million units of blood for clinical use (about 288.2 million ml), which provides blood for clinical use in Guangzhou City, 104 million milliliters, blood donation passengers to exceed 50 million, the maximum security to meet the clinical blood use. Because there are some unsafe blood collection components, and storage for too long, Guangdong has 22 million units last year, is not put into clinical use of blood.
Liaoxin Bo told reporters that the blood collected annually, are likely to detect the blood of AIDS a few years ago showed the gradual upward trend, but in recent years, has fallen a lot. Guangzhou Blood Center, said Fu Chung, Guangzhou Blood Center collected blood of AIDS came up, the proportion of only one ten thousandth, so blood need not be nervous.
City Blood Center: three testing every effort to ensure blood safety
Fu Chung said that to ensure safe blood for clinical use in Guangzhou, to avoid a small number of HIV infected blood into the clinic, the Guangzhou Blood Center collected blood test three times higher than the Ministry of Health standards, and international practice. Fu Chung told reporters, according to the Ministry of Health standards, use of blood collected up two ELISA assay, one of which made the first importation, can be found 12 to 14 day window period of AIDS.
In addition to the detection method, the Guangzhou Blood Center is also imported from the U.S. NAT nucleic acid detection method, which can detect HIV window period earlier than the ELISA, 1 to 2 days. Fu Chung said, the Guangzhou Blood Center collected blood accounted for little of AIDS, but blood transfusion is still a risk, if not a last resort, when blood transfusion is not recommended.
History of drug use, homosexuality, multiple sexual partners can not donate blood
So how to reduce the HIV window from the source of blood flow to the blood bank? Blood City Blood Center medical director of Zengxiang Feng showed reporters a "blood donation registration form", which is the second health consultation, is divided into three subcategories, the first two categories as long as there is a tick, then suspension of blood donation; the third category as long as there is a tick, is not allowed to donate blood, of which the third class, question 2 is "history of drug use, homosexuality, multiple sexual partners."