Trong T\u00e2y Du K\u00fd c\u00f3 c\u00e2u chuy\u1ec7n \u201cqu\u1ed1c gia con g\u00e1i\u201d, song \u0111\u00f3 ch\u1ec9 l\u00e0 th\u1ea7n tho\u1ea1i. Nh\u01b0ng tr\u00ean th\u1ebf gi\u1edbi qu\u1ea3 th\u1eadt c\u00f3 nh\u1eefng v\u00f9ng \u201cn\u1eef nhi\u1ec1u, nam r\u1ea5t \u00edt\u201d. \u1ede \u0111\u00f3 sinh \u0111\u1ebb, k\u1ebft h\u00f4n \u0111\u1ec1u c\u00f3 v\u1ea5n \u0111\u1ec1, n\u00ean ng\u01b0\u1eddi ta g\u1ecdi \u0111\u00f9a l\u00e0 \u201cqu\u1ed1c gia con g\u00e1i\u201d.<\/p>\n\n\n\n
N\u0103m 1984, S\u1edf Y t\u1ebf S\u01a1n T\u00e2y ph\u00e1t hi\u1ec7n \u1edf m\u1ed9t g\u00f3c n\u00fai xa x\u00f4i c\u00f3 m\u1ed9t b\u1ea3n g\u1ecdi l\u00e0 \u201cB\u1ea3n con g\u00e1i\u201d. \u1ede b\u1ea3n n\u00e0y trong h\u01a1n 10 n\u0103m s\u1ed1 tr\u1ebb em sinh ra \u0111\u1ec1u l\u00e0 g\u00e1i, kh\u00f4ng m\u1ed9t b\u00e9 trai n\u00e0o. V\u00ec v\u1eady h\u1ecd \u0111\u00e3 t\u1ed5 ch\u1ee9c m\u1ed9t \u0111o\u00e0n chuy\u00ean gia<\/a> \u0111\u1ebfn \u0111i\u1ec1u tra nghi\u00ean c\u1ee9u. K\u1ebft qu\u1ea3 ph\u00e1t hi\u1ec7n th\u1ea5y kh\u00f4ng nh\u1eefng tr\u1ebb em b\u1ea3n \u0111\u00f3 sinh ra \u0111\u1ec1u l\u00e0 con g\u00e1i m\u00e0 con g\u00e1i \u0111\u1ebfn tu\u1ed5i th\u00e0nh ni\u00ean \u0111\u1ec1u m\u1eafc b\u1ec7nh \u0111au \u0111\u1ea7u, \u0111au x\u01b0\u01a1ng v.v.. C\u00e1c chuy\u00ean gia<\/a> \u0111\u00e3 l\u1ea5y m\u1eabu n\u01b0\u1edbc \u1edf \u0111\u00f3 ph\u00e2n t\u00edch, ph\u00e1t hi\u1ec7n th\u1ea5y h\u00e0m l\u01b0\u1ee3ng ca\u0111imi trong n\u01b0\u1edbc cao \u0111\u1ea1t m\u1ee9c 30 mg\/l\u00edt, t\u1ee9c l\u00e0 cao g\u1ea5p 6 ngh\u00ecn l\u1ea7n so v\u1edbi ti\u00eau chu\u1ea9n qu\u1ed1c gia cho ph\u00e9p.<\/p>\n\n\n\n Nguy\u00ean t\u1ed1 ca\u0111imi r\u1ea5t c\u00f3 h\u1ea1i cho c\u01a1 th\u1ec3. N\u00f3 c\u00f3 th\u1ec3 g\u00e2y b\u1ec7nh cho th\u1eadn, cho h\u1ec7 th\u1ed1ng ti\u00eau h\u00f3a v\u00e0 b\u1ec7nh v\u1ec1 x\u01b0\u01a1ng. Trong c\u01a1 th\u1ec3 ng\u01b0\u1eddi ca\u0111imi c\u00f3 th\u1ec3 thay th\u1ebf canxi trong x\u01b0\u01a1ng v\u00e0 d\u1eabn \u0111\u1ebfn s\u1ef1 r\u1ed1i lo\u1ea1n c\u00e1c k\u00edch th\u00edch t\u1ed1 v\u1ec1 sinh d\u1ee5c. Nam n\u1eef \u1edf l\u1ee9a tu\u1ed5i ph\u00e1t tri\u1ec3n n\u1ebfu h\u1ea5p thu nhi\u1ec1u ca\u0111imi th\u00ec ch\u1ee9c n\u0103ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a tinh tr\u00f9ng b\u1ecb t\u1ed5n th\u01b0\u01a1ng, nh\u01b0ng tinh tr\u00f9ng mang nhi\u1ec5m s\u1eafc th\u1ec3 X (nh\u00e2n t\u1ed1 ch\u1ee7 y\u1ebfu \u0111\u1ec3 sinh con g\u00e1i) c\u00f3 s\u1ee9c \u0111\u1ec1 kh\u00e1ng m\u1ea1nh cho n\u00ean t\u1ec9 l\u1ec7 t\u1ed3n t\u1ea1i c\u1ee7a n\u00f3 cao h\u01a1n tinh tr\u00f9ng mang nhi\u1ec5m s\u1eafc th\u1ec3 Y (nh\u00e2n t\u1ed1 ch\u1ee7 y\u1ebfu sinh con trai). V\u00ec n\u0103ng l\u1ef1c k\u1ebft h\u1ee3p c\u1ee7a nhi\u1ec5m s\u1eafc th\u1ec3 X v\u1edbi tr\u1ee9ng r\u1ea5t m\u1ea1nh, n\u00ean ph\u1ee5 n\u1eef v\u00f9ng \u1ea5y \u0111\u1ec1u sinh con g\u00e1i.<\/p>\n\n\n\n \u1ede b\u1ea3n mi\u1ec1n n\u00fai n\u00e0y kh\u00f4ng c\u00f3 nh\u00e0 m\u00e1y, v\u1eady v\u00ec sao l\u1ea1i b\u1ecb \u00f4 nhi\u1ec5m ca\u0111imi? Th\u00f4ng qua \u0111i\u1ec1u tra ph\u00e2n t\u00edch c\u1ee7a c\u00e1c nh\u00e0 \u0111\u1ecba ch\u1ea5t, cu\u1ed1i c\u00f9ng ng\u01b0\u1eddi ta ph\u00e1t hi\u1ec7n th\u1ea5y \u1edf th\u01b0\u1ee3ng du m\u1ed9t con s\u00f4ng nh\u1ecf ph\u00eda tr\u00ean b\u1ea3n c\u00f3 m\u1ed9t m\u1ecf k\u1ebdm \u0111\u00e3 b\u1ecb ph\u1ebf b\u1ecf t\u1eeb l\u00e2u. Qua nhi\u1ec1u l\u1ea7n h\u00f3a nghi\u1ec7m ph\u00e2n t\u00edch, ng\u01b0\u1eddi ta ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c ca\u0111imi trong n\u01b0\u1edbc ch\u00ednh l\u00e0 t\u1eeb m\u1ecf k\u1ebdm n\u00e0y ch\u1ea3y ra. V\u00ec v\u1eady ch\u00ednh quy\u1ec1n \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u00e3 ra s\u1ee9c x\u1eed l\u00ed. Sau khi x\u1eed l\u00ed ch\u1ec9 m\u1ed9t n\u0103m th\u00ec b\u1ec7nh \u0111au \u0111\u1ea7u, \u0111au x\u01b0\u01a1ng \u1edf v\u00f9ng \u0111\u00f3 kh\u00f4ng c\u00f2n n\u1eefa, sau \u0111\u00f3 c\u00f3 m\u1ed9t ph\u1ee5 n\u1eef \u0111\u00e3 sinh \u0111\u01b0\u1ee3c m\u1ed9t b\u00e9 trai kh\u1ecfe m\u1ea1nh.<\/p>\n\n\n\n C\u00e1c nguy\u00ean t\u1ed1 v\u00ec t\u00ednh ch\u1ea5t c\u1ee7a ch\u00fang kh\u00e1c nhau n\u00ean t\u00e1c h\u1ea1i \u0111\u1ed1i v\u1edbi c\u01a1 th\u1ec3 r\u1ea5t kh\u00e1c nhau. Theo s\u1ed1 li\u1ec7u to\u00e0n c\u1ea7u: t\u1eeb th\u1eadp k\u1ec9 70 \u0111\u1ebfn nay r\u1ea5t nhi\u1ec1u n\u01b0\u1edbc ph\u00e1t tri\u1ec3n nh\u01b0 M\u1ef9, Cana\u0111a, \u0110an M\u1ea1ch, H\u00e0 Lan v.v.. t\u1ec9 l\u1ec7 sinh con trai kh\u00f4ng ng\u1eebng gi\u1ea3m th\u1ea5p. V\u00ed d\u1ee5, t\u1eeb n\u0103m 1970 \u2013 1990, t\u1ec9 l\u1ec7 sinh con trai \u1edf Cana\u0111a gi\u1ea3m \u0111i 2,2\/1.000, t\u1ec9 l\u1ec7 sinh con trai \u1edf M\u1ef9 gi\u1ea3m \u0111i 1\/1.000. M\u1eb7c d\u00f9 c\u00e1c nh\u00e0 khoa h\u1ecdc ch\u01b0a t\u00ecm ra \u0111\u01b0\u1ee3c nh\u1eefng nguy\u00ean nh\u00e2n x\u00e1c \u0111\u00e1ng, nh\u01b0ng c\u00f3 m\u1ed9t \u0111i\u1ec3m ch\u1eafc ch\u1eafn c\u00f3 th\u1ec3 kh\u1eb3ng \u0111\u1ecbnh \u0111\u00f3 l\u00e0: ch\u1ee9c n\u0103ng sinh d\u1ee5c c\u1ee7a con ng\u01b0\u1eddi \u0111\u00e3 ch\u1ecbu \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m h\u00f3a h\u1ecdc do m\u00f4i tr\u01b0\u1eddng cu\u1ed9c s\u1ed1ng g\u00e2y ra.<\/p>\n\n\n\n T\u1eeb kho\u00e1: \u00d4 nhi\u1ec5m cadimi; Cadimi.<\/p>\n","protected":false},"excerpt":{"rendered":" Trong T\u00e2y Du K\u00fd c\u00f3 c\u00e2u chuy\u1ec7n \u201cqu\u1ed1c gia con g\u00e1i\u201d, song \u0111\u00f3 ch\u1ec9 l\u00e0 th\u1ea7n tho\u1ea1i. Nh\u01b0ng tr\u00ean th\u1ebf gi\u1edbi qu\u1ea3 th\u1eadt c\u00f3 nh\u1eefng v\u00f9ng \u201cn\u1eef nhi\u1ec1u, nam r\u1ea5t \u00edt\u201d. \u1ede \u0111\u00f3 sinh \u0111\u1ebb, k\u1ebft h\u00f4n \u0111\u1ec1u c\u00f3 v\u1ea5n \u0111\u1ec1, n\u00ean ng\u01b0\u1eddi ta g\u1ecdi \u0111\u00f9a l\u00e0 \u201cqu\u1ed1c gia con g\u00e1i\u201d. N\u0103m 1984, S\u1edf Y […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,17],"tags":[],"class_list":["post-9532","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-moi-truong"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9532","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=9532"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9532\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}