{"id":26373,"date":"2023-04-28T03:37:59","date_gmt":"2023-04-27T20:37:59","guid":{"rendered":"http:\/\/noithathoaphat.in\/ctv\/?p=26373"},"modified":"2023-04-28T03:37:59","modified_gmt":"2023-04-27T20:37:59","slug":"khang-the-khang-nhan-ana-va-anti-dsdna","status":"publish","type":"post","link":"http:\/\/noithathoaphat.in\/ctv\/index.php\/2023\/04\/28\/khang-the-khang-nhan-ana-va-anti-dsdna\/","title":{"rendered":"Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) v\u00e0 anti-dsDNA"},"content":{"rendered":"<h2>1. Gi\u1edbi thi\u1ec7u chung v\u1ec1 Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) v\u00e0 anti-dsDNA<\/h2>\n<ul>\n<li>Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) l\u00e0 m\u1ed9t lo\u1ea1i kh\u00e1ng th\u1ec3 mi\u1ec5n d\u1ecbch \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi c\u01a1 th\u1ec3 \u0111\u1ec3 t\u1ea5n c\u00f4ng c\u00e1c kh\u00e1ng nguy\u00ean tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a t\u1ebf b\u00e0o v\u00e0 c\u00e1c c\u1ea5u tr\u00fac kh\u00e1c trong c\u01a1 th\u1ec3.<\/li>\n<li>Anti-dsDNA l\u00e0 m\u1ed9t lo\u1ea1i kh\u00e1ng th\u1ec3 \u0111\u1ed1i v\u1edbi DNA hai s\u1ee3i (double-stranded DNA), c\u0169ng \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi c\u01a1 th\u1ec3 trong tr\u01b0\u1eddng h\u1ee3p c\u00e1c t\u1ebf b\u00e0o mi\u1ec5n d\u1ecbch t\u1ea5n c\u00f4ng v\u00e0 ph\u00e1 h\u1ee7y t\u1ebf b\u00e0o ch\u1ee9a DNA.<\/li>\n<\/ul>\n<h2>2. C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) v\u00e0 anti-dsDNA<\/h2>\n<ul>\n<li>Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) l\u00e0 m\u1ed9t lo\u1ea1i kh\u00e1ng th\u1ec3 \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi c\u00e1c t\u1ebf b\u00e0o B trong h\u1ec7 th\u1ed1ng mi\u1ec5n d\u1ecbch c\u1ee7a c\u01a1 th\u1ec3. ANA c\u00f3 kh\u1ea3 n\u0103ng nh\u1eadn di\u1ec7n v\u00e0 ph\u00e1t hi\u1ec7n c\u00e1c ch\u1ea5t l\u1ea1 trong c\u01a1 th\u1ec3, bao g\u1ed3m c\u1ea3 c\u00e1c kh\u00e1ng th\u1ec3 kh\u00e1c.Theo c\u00e1c nghi\u00ean c\u1ee9u, ANA ho\u1ea1t \u0111\u1ed9ng th\u00f4ng qua c\u00e1c c\u01a1 ch\u1ebf kh\u00e1c nhau. M\u1ed9t trong nh\u1eefng c\u01a1 ch\u1ebf n\u00e0y l\u00e0 kh\u1ea3 n\u0103ng k\u1ebft h\u1ee3p v\u1edbi c\u00e1c ch\u1ea5t kh\u00e1c trong c\u01a1 th\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c ph\u1ee9c h\u1ee3p kh\u00e1ng th\u1ec3-kh\u00e1ng nguy\u00ean (antibody-antigen complexes). Nh\u1eefng ph\u1ee9c h\u1ee3p n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng v\u00e0o h\u1ec7 th\u1ed1ng tu\u1ea7n ho\u00e0n v\u00e0 k\u00edch ho\u1ea1t h\u1ec7 th\u1ed1ng ph\u1ea3n \u1ee9ng vi\u00eam, g\u00e2y ra c\u00e1c tri\u1ec7u ch\u1ee9ng nh\u01b0 \u0111au \u0111\u1edbn, s\u01b0ng t\u1ea5y v\u00e0 \u0111\u1ecf da.Ngo\u00e0i ra, ANA c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng k\u00edch ho\u1ea1t c\u00e1c t\u1ebf b\u00e0o mi\u1ec5n d\u1ecbch kh\u00e1c, bao g\u1ed3m c\u1ea3 t\u1ebf b\u00e0o T v\u00e0 t\u1ebf b\u00e0o B, v\u00e0 k\u00edch th\u00edch s\u1ea3n xu\u1ea5t c\u00e1c kh\u00e1ng th\u1ec3 kh\u00e1c. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u0103ng s\u1ea3n xu\u1ea5t c\u00e1c kh\u00e1ng th\u1ec3 kh\u00e1ng nguy\u00ean k\u00e9p (double-stranded DNA) nh\u01b0 anti-dsDNA, m\u1ed9t lo\u1ea1i kh\u00e1ng th\u1ec3 \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi nhi\u1ec1u b\u1ec7nh t\u1ef1 mi\u1ec5n.<\/li>\n<li>Anti-dsDNA l\u00e0 m\u1ed9t lo\u1ea1i kh\u00e1ng th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi h\u1ec7 th\u1ed1ng mi\u1ec5n d\u1ecbch c\u1ee7a c\u01a1 th\u1ec3 v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng t\u1ea5n c\u00f4ng v\u00e0 ph\u00e1 h\u1ee7y DNA k\u00e9p (double-stranded DNA). Lo\u1ea1i kh\u00e1ng th\u1ec3 n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf c\u00e1c b\u1ec7nh nh\u00e2n m\u1eafc <a href=\"https:\/\/www.vinmec.com\/vi\/tin-tuc\/thong-tin-suc-khoe\/suc-khoe-tong-quat\/benh-lupus-ban-do-he-thong-la-gi\/\">b\u1ec7nh lupus ban \u0111\u1ecf<\/a> (SLE), m\u1ed9t b\u1ec7nh t\u1ef1 mi\u1ec5n d\u1ecbch \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn nhi\u1ec1u c\u01a1 quan v\u00e0 m\u00f4 trong c\u01a1 th\u1ec3.C\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng, anti-dsDNA ho\u1ea1t \u0111\u1ed9ng th\u00f4ng qua c\u00e1c c\u01a1 ch\u1ebf kh\u00e1c nhau. M\u1ed9t trong nh\u1eefng c\u01a1 ch\u1ebf n\u00e0y l\u00e0 kh\u1ea3 n\u0103ng k\u1ebft h\u1ee3p v\u1edbi c\u00e1c kh\u1ed1i DNA k\u00e9p b\u1ecb t\u1ed5n th\u01b0\u01a1ng trong c\u01a1 th\u1ec3, bao g\u1ed3m c\u1ea3 c\u00e1c kh\u1ed1i DNA k\u00e9p b\u1ecb ph\u00e1 v\u1ee1 do s\u1ef1 ph\u00e2n h\u1ee7y v\u00e0 t\u1ed5n th\u01b0\u01a1ng t\u1ef1 nhi\u00ean. Sau \u0111\u00f3, anti-dsDNA s\u1ebd k\u00edch ho\u1ea1t h\u1ec7 th\u1ed1ng mi\u1ec5n d\u1ecbch \u0111\u1ec3 t\u1ea5n c\u00f4ng v\u00e0 ph\u00e1 h\u1ee7y c\u00e1c kh\u1ed1i DNA k\u00e9p n\u00e0y.Ngo\u00e0i ra, anti-dsDNA c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o ra c\u00e1c ph\u1ee9c h\u1ee3p kh\u00e1ng th\u1ec3-kh\u00e1ng nguy\u00ean (antibody-antigen complexes), khi k\u1ebft h\u1ee3p v\u1edbi c\u00e1c kh\u1ed1i DNA k\u00e9p b\u1ecb t\u1ed5n th\u01b0\u01a1ng. Nh\u1eefng ph\u1ee9c h\u1ee3p n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi c\u00e1c t\u1ebf b\u00e0o mi\u1ec5n d\u1ecbch kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c t\u1ebf b\u00e0o phagocytic, g\u00e2y ra c\u00e1c tri\u1ec7u ch\u1ee9ng vi\u00eam nhi\u1ec5m v\u00e0 t\u1ed5n th\u01b0\u01a1ng m\u00f4 t\u1ebf b\u00e0o.<\/li>\n<\/ul>\n<h2>3. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u00e9t nghi\u1ec7m<\/h2>\n<p>3.1. X\u00e9t nghi\u1ec7m kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA): l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ch\u1ea9n \u0111o\u00e1n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh s\u1ef1 c\u00f3 m\u1eb7t c\u1ee7a c\u00e1c kh\u00e1ng th\u1ec3 \u0111\u1ed1i v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a t\u1ebf b\u00e0o nh\u00e2n, m\u1ed9t ch\u1ec9 s\u1ed1 quan tr\u1ecdng \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n c\u00e1c b\u1ec7nh t\u1ef1 mi\u1ec5n d\u1ecbch. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u00e9t nghi\u1ec7m ANA ph\u1ed5 bi\u1ebfn hi\u1ec7n nay:<\/p>\n<ul>\n<li>Ph\u01b0\u01a1ng ph\u00e1p mi\u1ec5n d\u1ecbch tr\u1ef1c ti\u1ebfp (Direct immunofluorescence &#8211; DIF): \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 t\u00ednh c\u00f3 m\u1eb7t c\u1ee7a ANA tr\u1ef1c ti\u1ebfp tr\u00ean m\u1eabu t\u1ebf b\u00e0o c\u1ee7a b\u1ec7nh nh\u00e2n. M\u1eabu t\u1ebf b\u00e0o \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch v\u00e0 sau \u0111\u00f3 \u0111\u01b0\u1ee3c ti\u1ebfp x\u00fac v\u1edbi kh\u00e1ng th\u1ec3 fluorophore \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u, n\u1ebfu c\u00f3 kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n hi\u1ec7n di\u1ec7n trong m\u1eabu t\u1ebf b\u00e0o th\u00ec ch\u00fang s\u1ebd k\u1ebft h\u1ee3p v\u1edbi kh\u00e1ng th\u1ec3 fluorophore v\u00e0 ph\u00e1t s\u00e1ng. K\u1ebft qu\u1ea3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 b\u1edfi c\u00e1c chuy\u00ean gia vi sinh h\u1ecdc ho\u1eb7c chuy\u00ean gia mi\u1ec5n d\u1ecbch h\u1ecdc.<\/li>\n<li>Ph\u01b0\u01a1ng ph\u00e1p mi\u1ec5n d\u1ecbch gi\u00e1n ti\u1ebfp (Indirect immunofluorescence &#8211; IIF): \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ANA. M\u1eabu m\u00e1u c\u1ee7a b\u1ec7nh nh\u00e2n \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o li\u1ec1u thu\u1ed1c \u0111\u1ec3 k\u00edch th\u00edch h\u1ec7 th\u1ed1ng mi\u1ec5n d\u1ecbch s\u1ea3n xu\u1ea5t kh\u00e1ng th\u1ec3. Sau \u0111\u00f3, m\u1eabu m\u00e1u \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p IIF tr\u00ean t\u1ebf b\u00e0o ph\u1ee7 chu\u1ea9n, m\u1ed9t lo\u1ea1i t\u1ebf b\u00e0o \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c ch\u1ecdn \u0111\u1ec3 ki\u1ec3m tra kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n. N\u1ebfu c\u00f3 kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n hi\u1ec7n di\u1ec7n trong m\u1eabu m\u00e1u, ch\u00fang s\u1ebd k\u1ebft h\u1ee3p v\u1edbi kh\u00e1ng th\u1ec3 fluorophore v\u00e0 ph\u00e1t s\u00e1ng.<\/li>\n<li>X\u00e9t nghi\u1ec7m mi\u1ec5n d\u1ecbch (ELISA): \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n th\u1eed nghi\u1ec7m ch\u1ee9a m\u1ed9t ch\u1ea5t kh\u00e1ng nguy\u00ean \u0111\u01b0\u1ee3c \u0111\u00ednh k\u00e8m v\u00e0o m\u1ed9t t\u1ea5m chuy\u1ec3n ti\u1ebfp \u0111\u01b0\u1ee3c ph\u1ee7 enzyme. N\u1ebfu c\u00f3 kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n trong m\u1eabu, ch\u00fang s\u1ebd k\u1ebft h\u1ee3p v\u1edbi kh\u00e1ng nguy\u00ean v\u00e0 ph\u1ea3n \u1ee9ng v\u1edbi enzyme. Sau \u0111\u00f3, m\u1ed9t ch\u1ea5t \u0111o \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 ph\u00e1t hi\u1ec7n m\u1ee9c \u0111\u1ed9 ph\u1ea3n \u1ee9ng c\u1ee7a enzyme, cho ph\u00e9p \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 c\u00f3 m\u1eb7t c\u1ee7a kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n.<\/li>\n<li>Ph\u01b0\u01a1ng ph\u00e1p Western Blot: \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh gi\u00e1 kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n th\u1eed nghi\u1ec7m ch\u1ee9a nhi\u1ec1u ch\u1ea5t kh\u00e1ng nguy\u00ean \u0111\u01b0\u1ee3c \u0111\u00ednh k\u00e8m v\u00e0o m\u1ed9t t\u1ea5m chuy\u1ec3n ti\u1ebfp. N\u1ebfu c\u00f3 kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n trong m\u1eabu, ch\u00fang s\u1ebd ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ch\u1ea5t kh\u00e1ng nguy\u00ean tr\u00ean t\u1ea5m chuy\u1ec3n ti\u1ebfp. Sau \u0111\u00f3, m\u1ed9t ch\u1ea5t \u0111o \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 ph\u00e1t hi\u1ec7n m\u1ee9c \u0111\u1ed9 ph\u1ea3n \u1ee9ng c\u1ee7a kh\u00e1ng th\u1ec3, cho ph\u00e9p \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 c\u00f3 m\u1eb7t c\u1ee7a kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n.<\/li>\n<\/ul>\n<p>3.2. X\u00e9t nghi\u1ec7m anti-dsDNA<\/p>\n<p>Hi\u1ec7n nay t\u1ea1i c\u00e1c ph\u00f2ng x\u00e9t nghi\u1ec7m m\u1ed9t s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c anti-dsDNA\u00a0v\u1edbi \u0111\u1ed9 nh\u1ea1y v\u00e0 \u0111\u1ed9 \u0111\u1eb7c hi\u1ec7u cao \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a x\u00e9t nghi\u1ec7m.<\/p>\n<ul>\n<li>X\u00e9t nghi\u1ec7m mi\u1ec5n d\u1ecbch\u00a0h\u00f3a ph\u00e1t quang: S\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 x\u00e9t nghi\u1ec7m mi\u1ec5n d\u1ecbch h\u00f3a ph\u00e1t quang (CLIA) \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ecbnh l\u01b0\u1ee3ng t\u1ef1 kh\u00e1ng th\u1ec3 c\u1ee7a l\u1edbp IgG ch\u1ed1ng l\u1ea1i DNA s\u1ee3i k\u00e9p\u00a0 trong m\u1eabu huy\u1ebft thanh ho\u1eb7c huy\u1ebft t\u01b0\u01a1ng ng\u01b0\u1eddi. \u01afu \u0111i\u1ec3m c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p l\u00e0 r\u00fat ng\u1eafn th\u1eddi gian, t\u1ed1i \u01b0u h\u00f3a c\u00e1c b\u01b0\u1edbc ph\u00e2n t\u00edch tr\u00ean m\u00e1y t\u1ef1 \u0111\u1ed9ng cho k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m c\u00f3 \u0111\u1ed9 nh\u1ea1y v\u00e0 \u0111\u1ed9 \u0111\u1eb7c hi\u1ec7u cao.<\/li>\n<li>X\u00e9t nghi\u1ec7m mi\u1ec5n d\u1ecbch hu\u1ef3nh quang: Trong mi\u1ec5n d\u1ecbch hu\u1ef3nh quang, ch\u1ea5t \u0111\u00e1nh d\u1ea5u l\u00e0 kh\u00e1ng nguy\u00ean \u0111\u01b0\u1ee3c g\u1eafn v\u1edbi m\u1ed9t ch\u1ea5t nhu\u1ed9m hu\u1ef3nh quang (fluorochrome) c\u00f3 \u0111\u1eb7c t\u00ednh ph\u00e1t quang d\u01b0\u1edbi tia c\u1ef1c t\u00edm. Khi cho huy\u1ebft thanh b\u1ec7nh c\u00f3 kh\u00e1ng th\u1ec3 t\u01b0\u01a1ng \u1ee9ng v\u1edbi kh\u00e1ng nguy\u00ean\u00a0 s\u1ebd t\u1ea1o ra ph\u1ee9c h\u1ee3p kh\u00e1ng nguy\u00ean &#8211; kh\u00e1ng th\u1ec3. Ph\u1ee9c h\u1ee3p n\u00e0y \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n khi c\u00f3 m\u1eb7t c\u1ee7a globulin kh\u00e1ng globulin hu\u1ef3nh quang. Kh\u00e1ng nguy\u00ean b\u1eaft m\u00e0u hu\u1ef3nh quang s\u1ebd \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n ch\u1ee9ng t\u1ecf trong huy\u1ebft thanh ng\u01b0\u1eddi b\u1ec7nh c\u00f3 kh\u00e1ng th\u1ec3 Anti Ds DNA.<\/li>\n<li>X\u00e9t nghi\u1ec7m mi\u1ec5n d\u1ecbch ph\u00f3ng x\u1ea1: Nguy\u00ean l\u00fd chung c\u1ee7a k\u1ef9 thu\u1eadt l\u00e0 d\u00f9ng kh\u00e1ng th\u1ec3 b\u1eaft \u1ee7 v\u1edbi m\u1eabu b\u1ec7nh nh\u00e2n \u0111\u1ec3 x\u1ea3y ra ph\u1ea3n \u1ee9ng kh\u00e1ng nguy\u00ean &#8211; kh\u00e1ng th\u1ec3, sau khi lo\u1ea1i b\u1ecf c\u00e1c c\u00e1c th\u00e0nh ph\u1ea7n kh\u00f4ng tham gia v\u00e0o ph\u1ea3n \u1ee9ng kh\u00e1ng nguy\u00ean-kh\u00e1ng th\u1ec3, cho th\u00eam kh\u00e1ng th\u1ec3 th\u1ee9 hai (kh\u00e1ng th\u1ec3 ph\u00e1t hi\u1ec7n) c\u00f3 \u0111\u00e1nh d\u1ea5u ph\u00f3ng x\u1ea1. Ti\u1ebfp t\u1ee5c lo\u1ea1i b\u1ecf c\u00e1c th\u00e0nh ph\u1ea7n kh\u00f4ng tham v\u00e0 \u0111o ho\u1ea1t t\u00ednh ph\u00f3ng x\u1ea1 c\u1ee7a s\u1ea3n ph\u1ea9m thu \u0111\u01b0\u1ee3c. Ph\u01b0\u01a1ng ph\u00e1p c\u00f3 \u0111\u1ed9 nh\u1ea1y v\u00e0 \u0111\u1ed9 \u0111\u1eb7c hi\u1ec7u cao, k\u1ef9 thu\u1eadt \u0111\u01a1n gi\u1ea3n, k\u1ebft qu\u1ea3 \u1ed5n \u0111\u1ecbnh, kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9, nh\u01b0ng ph\u1ea3i s\u1eed d\u1ee5ng ho\u00e1 ch\u1ea5t ph\u00f3ng x\u1ea1 n\u00ean c\u1ea7n tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c quy \u0111\u1ecbnh v\u1ec1 an to\u00e0n ph\u00f3ng x\u1ea1.<\/li>\n<li>X\u00e9t nghi\u1ec7m mi\u1ec5n d\u1ecbch enzyme ELISA: Nguy\u00ean l\u00fd chung c\u1ee7a k\u1ef9 thu\u1eadt l\u00e0 d\u00f9ng kh\u00e1ng th\u1ec3 b\u1eaft \u1ee7 v\u1edbi m\u1eabu b\u1ec7nh nh\u00e2n \u0111\u1ec3 x\u1ea3y ra ph\u1ea3n \u1ee9ng kh\u00e1ng nguy\u00ean &#8211; kh\u00e1ng th\u1ec3, sau khi lo\u1ea1i b\u1ecf c\u00e1c c\u00e1c th\u00e0nh ph\u1ea7n kh\u00f4ng tham gia v\u00e0o ph\u1ea3n \u1ee9ng kh\u00e1ng nguy\u00ean-kh\u00e1ng th\u1ec3 cho th\u00eam kh\u00e1ng th\u1ec3 th\u1ee9 hai(kh\u00e1ng th\u1ec3 ph\u00e1t hi\u1ec7n) ). Ti\u1ebfp t\u1ee5c lo\u1ea1i b\u1ecf c\u00e1c th\u00e0nh ph\u1ea7n kh\u00f4ng tham gia, th\u00eam c\u01a1 ch\u1ea5t -&gt; d\u1eebng ph\u1ea3n t\u1ea1o ra t\u00edn hi\u1ec7u quang t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi l\u01b0\u1ee3ng kh\u00e1ng DNA IgG kh\u00e1ng th\u1ec3 c\u00f3 trong m\u1eabu.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>1. Gi\u1edbi thi\u1ec7u chung v\u1ec1 Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) v\u00e0 anti-dsDNA Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) l\u00e0 m\u1ed9t lo\u1ea1i kh\u00e1ng th\u1ec3 mi\u1ec5n d\u1ecbch \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi c\u01a1 th\u1ec3 \u0111\u1ec3 t\u1ea5n c\u00f4ng c\u00e1c kh\u00e1ng nguy\u00ean tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a t\u1ebf b\u00e0o v\u00e0 c\u00e1c c\u1ea5u tr\u00fac kh\u00e1c trong c\u01a1 th\u1ec3. Anti-dsDNA l\u00e0 m\u1ed9t lo\u1ea1i kh\u00e1ng [&hellip;]<\/p>\n","protected":false},"author":30,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[73,33],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) v\u00e0 anti-dsDNA - Vinmec<\/title>\n<meta name=\"description\" content=\"Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) v\u00e0 anti-dsDNA c\u00f3 vai tr\u00f2 v\u00f4 c\u00f9ng quan tr\u1ecdng trong vi\u1ec7c ch\u1ea9n \u0111o\u00e1n c\u00e1c b\u1ec7nh l\u00fd li\u00ean quan \u0111\u1ebfn c\u01a1 ch\u1ebf t\u1ef1 mi\u1ec5n.\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kh\u00e1ng th\u1ec3 kh\u00e1ng nh\u00e2n (ANA) v\u00e0 anti-dsDNA - 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