{"id":11278,"date":"2021-11-20T22:14:50","date_gmt":"2021-11-20T15:14:50","guid":{"rendered":"https:\/\/cdcangiang.vn\/?p=11278"},"modified":"2021-11-20T22:14:50","modified_gmt":"2021-11-20T15:14:50","slug":"xet-nghiem-covid-19-luc-am-luc-duong-vi-sao","status":"publish","type":"post","link":"https:\/\/cdcangiang.vn\/index.php\/2021\/11\/20\/xet-nghiem-covid-19-luc-am-luc-duong-vi-sao\/","title":{"rendered":"X\u00e9t nghi\u1ec7m COVID-19 ‘l\u00fac \u00e2m, l\u00fac d\u01b0\u01a1ng’, v\u00ec sao?"},"content":{"rendered":"

L\u00fd gi\u1ea3i t\u1eeb chuy\u00ean gia v\u1ec1 t\u00ecnh tr\u1ea1ng k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m COVID-19 \u201cl\u00fac \u00e2m, l\u00fac d\u01b0\u01a1ng\u201d \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi quan t\u00e2m.<\/h2>\n
\n

Ch\u1ecb N.T.V.A (\u1edf Ph\u00fa Nhu\u1eadn, TP.HCM) l\u00e0 tr\u01b0\u1eddng h\u1ee3p F0 \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1ch ly, \u0111i\u1ec1u tr\u1ecb t\u1ea1i nh\u00e0 cho bi\u1ebft: Trong th\u1eddi gian \u0111i\u1ec1u tr\u1ecb COVID-19 t\u1ea1i nh\u00e0 ch\u1ecb th\u01b0\u1eddng xuy\u00ean t\u1ef1 th\u1ef1c hi\u1ec7n test nhanh, c\u00f3 tr\u01b0\u1eddng h\u1ee3p bu\u1ed5i s\u00e1ng cho k\u1ebft qu\u1ea3 \u00e2m t\u00ednh nh\u01b0ng bu\u1ed5i chi\u1ec1u khi test l\u1ea1i th\u00ec l\u1ea1i cho k\u1ebft qu\u1ea3 d\u01b0\u01a1ng t\u00ednh. Ho\u1eb7c k\u1ebft qu\u1ea3 test nhanh \u00e2m nh\u01b0ng PCR l\u1ea1i d\u01b0\u01a1ng.<\/p>\n

Gi\u1ea3i \u0111\u00e1p cho tr\u01b0\u1eddng h\u1ee3p ch\u1ecb V.A c\u0169ng nh\u01b0 nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p th\u1eafc m\u1eafc kh\u00e1c v\u1ec1 nh\u1eefng nguy\u00ean nh\u00e2n khi\u1ebfn k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m nhanh kh\u00e1ng nguy\u00ean tr\u00ean c\u00f9ng m\u1ed9t ng\u01b0\u1eddi “l\u00fac \u00e2m, l\u00fac d\u01b0\u01a1ng”, TS. BS L\u00ea Nguy\u1ec5n Thanh Nh\u00e0n – B\u1ec7nh vi\u1ec7n Nhi \u0111\u1ed3ng 1 \u0111\u00e3 chia s\u1ebb, m\u1ed9t ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n x\u00e9t nghi\u1ec7m hai l\u1ea7n \u1edf hai th\u1eddi \u0111i\u1ec3m kh\u00e1c nhau cho k\u1ebft qu\u1ea3 kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t c\u00f3 th\u1ec3 do \u1ea3nh h\u01b0\u1edfng m\u1ed9t hay nhi\u1ec1u y\u1ebfu t\u1ed1.<\/p>\n

C\u00e1c y\u1ebfu t\u1ed1 n\u00e0y bao g\u1ed3m: v\u1ecb tr\u00ed l\u1ea5y m\u1eabu, \u0111i\u1ec1u ki\u1ec7n b\u1ea3o qu\u1ea3n m\u1eabu b\u1ec7nh ph\u1ea9m, th\u1eddi gian t\u1eeb l\u00fac b\u1ec7nh kh\u1edfi ph\u00e1t \u0111\u1ebfn khi l\u1ea5y m\u1eabu, ng\u01b0\u1eddi b\u1ec7nh c\u00f3 tri\u1ec7u ch\u1ee9ng hay kh\u00f4ng tri\u1ec7u ch\u1ee9ng v\u00e0 n\u1ed3ng \u0111\u1ed9 virus trong m\u1eabu b\u1ec7nh ph\u1ea9m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 nh\u1ea1y (kh\u1ea3 n\u0103ng cho k\u1ebft qu\u1ea3 d\u01b0\u01a1ng t\u00ednh trong s\u1ed1 nh\u1eefng ng\u01b0\u1eddi m\u1eafc b\u1ec7nh) c\u1ee7a x\u00e9t nghi\u1ec7m nhanh kh\u00e1ng nguy\u00ean COVID-19.<\/p>\n

\n
\"Zalo\"
C\u00e1ch \u0111\u1ecdc k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m nhanh kh\u00e1ng nguy\u00ean COVID-19.<\/figcaption><\/figure>\n<\/div>\n

\u0110\u01a1n c\u1eed \u0111\u1ed1i v\u1edbi y\u1ebfu t\u1ed1 v\u1ecb tr\u00ed l\u1ea5y m\u1eabu, khi \u0111\u01b0a que l\u1ea5y m\u1eabu v\u00f4 tr\u00f9ng v\u00e0o th\u1eb3ng ph\u00eda sau m\u1ed9t b\u00ean m\u0169i (kh\u00f4ng h\u01b0\u1edbng l\u00ean tr\u00ean), d\u1ecdc theo s\u00e0n m\u0169i t\u1edbi khoang m\u0169i h\u1ea7u s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n t\u00e1c nh\u00e2n g\u00e2y b\u1ec7nh cao h\u01a1n c\u00e1c v\u1ecb tr\u00ed kh\u00e1c.<\/p>\n

Y\u1ebfu t\u1ed1 th\u1eddi gian t\u1eeb l\u00fac kh\u1edfi ph\u00e1t \u0111\u1ebfn khi l\u1ea5y m\u1eabu c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m. Theo k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u, th\u1eddi gian n\u00e0y d\u01b0\u1edbi ho\u1eb7c b\u1eb1ng 7 ng\u00e0y th\u00ec \u0111\u1ed9 nh\u1ea1y l\u00e0 86,2% (81,8-89,7) trong khi tr\u00ean 7 ng\u00e0y l\u00e0 70,8% (60,7-79,2). Ngo\u00e0i ra, n\u1ebfu v\u00e0o th\u1eddi \u0111i\u1ec3m l\u1ea5y m\u1eabu ng\u01b0\u1eddi b\u1ec7nh c\u00f3 tri\u1ec7u ch\u1ee9ng th\u00ec kh\u1ea3 n\u0103ng test d\u01b0\u01a1ng t\u00ednh c\u0169ng cao h\u01a1n so v\u1edbi kh\u00f4ng tri\u1ec7u ch\u1ee9ng (80,1% vs 54,8%).<\/p>\n

N\u1ed3ng \u0111\u1ed9 virus trong b\u1ec7nh ph\u1ea9m c\u0169ng l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh kh\u1ea3 n\u0103ng d\u01b0\u01a1ng t\u00ednh c\u1ee7a x\u00e9t nghi\u1ec7m. C\u1ee5 th\u1ec3 n\u1ebfu CT \u2264 25 th\u00ec \u0111\u1ed9 nh\u1ea1y l\u00e0 96,4% (94,3-97,7) trong khi CT \u2264 30 \u0111\u1ed9 nh\u1ea1y l\u00e0 89,5% (85,3-92,5). Tuy nhi\u00ean, n\u1ebfu CT>30 th\u00ec \u0111\u1ed9 nh\u1ea1y gi\u1ea3m c\u00f2n 18,7% (12,9-26,3).<\/p>\n

Ngo\u00e0i c\u00e1c y\u1ebfu t\u1ed1 tr\u00ean, n\u1ebfu kho\u1ea3ng c\u00e1ch gi\u1eefa hai l\u1ea7n l\u1ea5y m\u1eabu g\u1ea7n nhau v\u00e0 c\u00f9ng l\u1ea5y m\u1ed9t v\u1ecb tr\u00ed (m\u1ed9t b\u00ean m\u0169i) th\u00ec kh\u1ea3 n\u0103ng x\u00e9t nghi\u1ec7m d\u01b0\u01a1ng t\u00ednh c\u0169ng gi\u1ea3m do l\u01b0\u1ee3ng m\u1eabu b\u1ec7nh ph\u1ea9m l\u1ea7n 2 \u0111\u00e3 gi\u1ea3m.<\/p>\n

\n
\"Zalo\"
Thao t\u00e1c l\u1ea5y m\u1eabu l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m.<\/figcaption><\/figure>\n<\/div>\n

Li\u00ean quan v\u1ea5n \u0111\u1ec1 k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m “l\u00fac d\u01b0\u01a1ng, l\u00fac \u00e2m”, BS. Tr\u01b0\u01a1ng H\u1eefu Khanh c\u0169ng t\u1eebng chia s\u1ebb: “C\u00f3 nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p test nhanh th\u00ec d\u01b0\u01a1ng nh\u01b0ng mua lo\u1ea1i test kh\u00e1c l\u1ea1i th\u1ea5y \u00e2m, x\u00e9t nghi\u1ec7m PCR c\u0169ng cho k\u1ebft qu\u1ea3 \u00e2m t\u00ednh. Khi \u0111\u00f3 vi\u1ec7c kh\u1eb3ng \u0111\u1ecbnh test \u0111\u1ea7u ti\u00ean cho k\u1ebft qu\u1ea3 sai l\u00e0 kh\u00f4ng ch\u00ednh x\u00e1c v\u00ec \u0111\u1ea7u t\u0103m b\u00f4ng l\u1ea5y m\u1eabu l\u1ea7n sau kh\u00f4ng c\u00f3 virus ch\u1ee9 kh\u00f4ng ch\u1eafc l\u1ea7n 1 sai. Ngay c\u1ea3 x\u00e9t nghi\u1ec7m PCR c\u0169ng c\u00f3 khi n\u01a1i n\u00e0y d\u01b0\u01a1ng, n\u01a1i kh\u00e1c \u00e2m (nh\u1ea5t l\u00e0 d\u01b0\u01a1ng v\u1edbi CT cao) v\u00ec \u0111\u1ea7u t\u0103m b\u00f4ng c\u1ee7a que qu\u1eb9t l\u1ea5y 2 l\u1ea7n kh\u00e1c nhau”.<\/p>\n

Trong l\u00e0n s\u00f3ng d\u1ecbch COVID-19, x\u00e9t nghi\u1ec7m nhanh kh\u00e1ng nguy\u00ean hay x\u00e9t nghi\u1ec7m RT-PCR \u0111\u00e3 kh\u00f4ng c\u00f2n l\u00e0 v\u1ea5n \u0111\u1ec1 xa l\u1ea1 v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi, nhi\u1ec1u \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u00e3 tri\u1ec3n khai h\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi d\u00e2n t\u1ef1 th\u1ef1c hi\u1ec7n x\u00e9t nghi\u1ec7m test nhanh t\u1ea1i nh\u00e0, nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p ng\u01b0\u1eddi d\u00e2n t\u1ef1 \u0111\u1ebfn c\u00e1c \u0111\u01a1n v\u1ecb cung c\u1ea5p d\u1ecbch v\u1ee5 x\u00e9t nghi\u1ec7m \u0111\u1ec3 t\u1ef1 th\u1ef1c hi\u1ec7n x\u00e9t nghi\u1ec7m\u2026 C\u00f3 nhi\u1ec1u nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 khi\u1ebfn k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m COVID-19 “l\u00fac \u00e2m, l\u00fac d\u01b0\u01a1ng” \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y n\u00ean nh\u1eefng \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c nh\u1ea5t l\u00e0 t\u00e2m l\u00fd hoang mang \u1edf ng\u01b0\u1eddi b\u1ec7nh.<\/p>\n

C\u00e1c chuy\u00ean gia khuy\u1ebfn c\u00e1o, d\u00f9 k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m l\u00e0 \u00e2m hay d\u01b0\u01a1ng c\u0169ng c\u1ea7n l\u1eafng nghe c\u01a1 th\u1ec3, l\u1eafng nghe s\u1ee9c kh\u1ecfe c\u1ee7a b\u1ea3n th\u00e2n, c\u1ea7n ti\u00eam vaccine ph\u00f2ng COVID-19, tu\u00e2n th\u1ee7 th\u1ef1c hi\u1ec7n 5K k\u1ec3 c\u1ea3 k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m \u00e2m t\u00ednh hay d\u01b0\u01a1ng t\u00ednh \u0111\u1ec3 b\u1ea3o v\u1ec7 nh\u1eefng ng\u01b0\u1eddi xung quanh.<\/p>\n

B\u1ed9 Y t\u1ebf.<\/strong><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

L\u00fd gi\u1ea3i t\u1eeb chuy\u00ean gia v\u1ec1 t\u00ecnh tr\u1ea1ng k\u1ebft qu\u1ea3 x\u00e9t nghi\u1ec7m COVID-19 \u201cl\u00fac \u00e2m, l\u00fac d\u01b0\u01a1ng\u201d \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi quan t\u00e2m. Ch\u1ecb N.T.V.A (\u1edf Ph\u00fa Nhu\u1eadn, TP.HCM) l\u00e0 tr\u01b0\u1eddng h\u1ee3p F0 \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1ch ly, \u0111i\u1ec1u tr\u1ecb t\u1ea1i nh\u00e0 cho bi\u1ebft: Trong th\u1eddi gian \u0111i\u1ec1u tr\u1ecb COVID-19 t\u1ea1i nh\u00e0 ch\u1ecb th\u01b0\u1eddng xuy\u00ean t\u1ef1 th\u1ef1c […]<\/p>\n","protected":false},"author":4,"featured_media":11274,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"limit_modified_date":"","last_modified_date":"","footnotes":""},"categories":[241,235],"tags":[],"class_list":["post-11278","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cap-nhat-tin-covid","category-phong-chong-covid-19"],"_links":{"self":[{"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/posts\/11278","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/comments?post=11278"}],"version-history":[{"count":0,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/posts\/11278\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/media\/11274"}],"wp:attachment":[{"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/media?parent=11278"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/categories?post=11278"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cdcangiang.vn\/index.php\/wp-json\/wp\/v2\/tags?post=11278"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}