{"id":5376,"date":"2024-08-11T22:50:33","date_gmt":"2024-08-11T12:50:33","guid":{"rendered":"https:\/\/www.drseragyoussif.com.au\/?page_id=5376"},"modified":"2025-01-18T22:19:22","modified_gmt":"2025-01-18T12:19:22","slug":"amniocentesis-and-chorion-villus-sampling","status":"publish","type":"page","link":"https:\/\/www.drseragyoussif.com.au\/?page_id=5376","title":{"rendered":"Amniocentesis and Chorion Villus Sampling"},"content":{"rendered":"<div class=\"brz-root__container brz-reset-all brz brz-root__container-page\">\n<section id=\"_lcrnmmyberhsrogyhazjramuyyuvtgndardu\" class=\"brz-section brz-css-1we6aso\">\n<div class=\"brz-section__content brz-section--boxed brz-css-14kudji brz-css-7o33jf\" data-brz-custom-id=\"fefghiuzdobovsbxytcsilcezrzhjbxzqepb\">\n<div class=\"brz-bg\">\n<div class=\"brz-bg-image\"><\/div>\n<\/div>\n<div class=\"brz-container brz-css-i2dkqz\">\n<div id=\"\" class=\"brz-css-ipwmzw brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"indocjqefdvgknyaukmztcsaffvelswggttn\">\n<div data-brz-translate-text=\"1\">\n<h2 class=\"brz-tp-lg-empty brz-lh-lg-1_4 brz-ls-lg-m_1 brz-fw-lg-400 brz-fss-lg-px brz-fs-lg-36 brz-ft-google brz-ff-comfortaa brz-text-lg-center brz-css-eSa4R\" data-generated-css=\"brz-css-oj2Sc\" data-uniq-id=\"piMcj\"><strong class=\"brz-cp-color2\">Amniocentesis and Chorion Villus Sampling<\/strong><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-wrapper\">\n<div class=\"brz-line brz-line-default brz-css-15ol550\" data-brz-custom-id=\"fceycromjwvyprfqpckiwifkxywlymnrxhco\">\n<hr class=\"brz-hr\"><\/div>\n<\/div>\n<div class=\"brz-row__container brz-css-115iqmc\" data-brz-custom-id=\"n8587VZvv1Q4\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-row brz-css-1hfoqoh brz-css-v0v3mj\">\n<div class=\"brz-columns brz-css-rl29yf brz-css-1qfidhg\" data-brz-custom-id=\"zmzL1jrL9b4Q\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-column__items brz-css-uc1kuw\">\n<div id=\"\" class=\"brz-css-ipwmzw brz-wrapper\">\n<div class=\"brz-image brz-css-1eumi5k\" data-brz-custom-id=\"hi3fVpZjrkCH\"><img decoding=\"async\" class=\"brz-img\" src=\"https:\/\/www.drseragyoussif.com.au\/wp-content\/uploads\/brizy\/imgs\/AMNIOCENTESIS-Dr-Serag-Youssif-R-313x287x0x1x313x286x1723380329.jpeg\" alt=\"\" loading=\"lazy\"><\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-css-192u3gw brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"vc7gktfsvntf\">\n<div data-brz-translate-text=\"1\">\n<h3 class=\"brz-fss-lg-px brz-fw-lg-700 brz-ls-lg-0 brz-lh-lg-1_4 brz-vfw-lg-400 brz-fwdth-lg-100 brz-fsft-lg-0 brz-tp-lg-empty brz-ff-nunito brz-ft-google brz-fs-lg-18 brz-css-lLFbw\" data-uniq-id=\"gwa4F\" data-generated-css=\"brz-css-qsq1L\"><span class=\"brz-cp-color2\">AMNIOCENTESIS Dr Serag Youssif R<\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"brz-columns brz-css-rl29yf brz-css-rtqr00\" data-brz-custom-id=\"oj4HMjHigUVb\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-column__items brz-css-uc1kuw\">\n<div id=\"\" class=\"brz-css-ipwmzw brz-wrapper\">\n<div class=\"brz-image brz-css-k907nd\" data-brz-custom-id=\"u2DNjLDwakpq\"><img decoding=\"async\" class=\"brz-img\" src=\"https:\/\/www.drseragyoussif.com.au\/wp-content\/uploads\/brizy\/imgs\/CVS-352x287x0x0x352x287x1694104513.jpg\" alt=\"\" loading=\"lazy\"><\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-css-ihnoxp brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"hqML97nUWvm3\">\n<div data-brz-translate-text=\"1\">\n<h3 class=\"brz-fss-lg-px brz-fw-lg-700 brz-ls-lg-0 brz-lh-lg-1_4 brz-vfw-lg-400 brz-fwdth-lg-100 brz-fsft-lg-0 brz-tp-lg-empty brz-ff-nunito brz-ft-google brz-fs-lg-18 brz-css-o9Xfs\" data-uniq-id=\"x5ZMF\" data-generated-css=\"brz-css-h7jyb\"><span class=\"brz-cp-color2\">CHORION VILLUS SAMPLING Dr Serag Youssif R<\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"brz-columns brz-css-rl29yf brz-css-6lf6pj\" data-brz-custom-id=\"dVt45DpY6wN_\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-column__items brz-css-uc1kuw\">\n<div id=\"\" class=\"brz-css-ipwmzw brz-wrapper\">\n<div class=\"brz-image brz-css-1brftoj\" data-brz-custom-id=\"gBsG7BLd2a8N\"><img decoding=\"async\" class=\"brz-img\" src=\"https:\/\/www.drseragyoussif.com.au\/wp-content\/uploads\/brizy\/imgs\/Dr-Youssif-Obstetric-Birthsafe-16-384x288x15x0x354x288x1723380383.jpeg\" alt=\"\" loading=\"lazy\"><\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-css-ihrqki brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"egL3xsmRnLQ4\">\n<div data-brz-translate-text=\"1\">\n<h3 class=\"brz-fss-lg-px brz-fw-lg-700 brz-ls-lg-0 brz-lh-lg-1_4 brz-vfw-lg-400 brz-fwdth-lg-100 brz-fsft-lg-0 brz-tp-lg-empty brz-ff-nunito brz-ft-google brz-fs-lg-18 brz-css-y_fQy\" data-generated-css=\"brz-css-cHh5p\" data-uniq-id=\"wokTJ\"><span class=\"brz-cp-color2\">Dr Youssif Obstetric Birthsafe 16<\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"brz-row__container brz-css-115iqmc\" data-brz-custom-id=\"dhlxkjhrfipghqtnteefuxlgxkdpnvngwdbt\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-row brz-css-1hfoqoh brz-css-v0v3mj\">\n<div class=\"brz-columns brz-css-rl29yf brz-css-1ffnxl0\" data-brz-custom-id=\"xlzdudrskyfsjwmmpqksftkppmptmghguhkd\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-column__items brz-css-uc1kuw brz-css-1iig73i\">\n<div class=\"brz-row__container brz-css-115iqmc\" data-brz-custom-id=\"ucohkddejugmiictqcveepstdvvnundwzizh\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-row brz-row--inner brz-css-1hfoqoh brz-css-v0v3mj\">\n<div class=\"brz-columns brz-css-rl29yf brz-css-12eb6cf\" data-brz-custom-id=\"nqnhprdpcvijbucjxsfcvbkeqygituhilnyy\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-column__items brz-css-uc1kuw\">\n<div class=\"brz-wrapper-clone brz-css-9myfrt\">\n<div class=\"brz-d-xs-flex brz-flex-xs-wrap brz-css-himvmc brz-css-edc03m\" data-brz-custom-id=\"\">\n<div class=\"brz-wrapper-clone__item\" id=\"ariigcssncdqyktfikepmxicnzttwqvdozbn\">\n<div class=\"brz-icon__container\" data-brz-custom-id=\"ariigcssncdqyktfikepmxicnzttwqvdozbn\"><span class=\"brz-icon brz-span brz-css-1hi2dzb brz-css-18i8vxm\"><\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-css-10cbnjl brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"uucgkkginqnjecavsxkyhobzcaeqwpvaffxv\">\n<div data-brz-translate-text=\"1\">\n<h3 class=\"brz-ft-google brz-fs-lg-22 brz-fss-lg-px brz-fw-lg-700 brz-ls-lg-0 brz-lh-lg-1_4 brz-tp-lg-empty brz-ff-nunito brz-css-e3dF2\" data-uniq-id=\"h_AlR\" data-generated-css=\"brz-css-bJTbv\"><span class=\"brz-cp-color2\">Amniocentesis<\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"ashnwcfztqxpubeskfwovaldrqulyejcqvju\">\n<div data-brz-translate-text=\"1\">\n<ul>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-w2kSp\" data-uniq-id=\"iToy_\" data-generated-css=\"brz-css-nah9T\"><span class=\"brz-cp-color7\">Up to five per cent of pregnant women are offered a choice of invasive prenatal diagnostic tests amniocentesis or chorionic villus sampling.<\/span><\/li>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-oDXcH\" data-uniq-id=\"lR04z\" data-generated-css=\"brz-css-oqF3Y\"><span class=\"brz-cp-color7\">Amniocentesis is the most common invasive prenatal diagnostic procedure.<\/span><\/li>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-iQ3lJ\" data-uniq-id=\"qlKax\" data-generated-css=\"brz-css-csgp_\"><span class=\"brz-cp-color7\">Most amniocenteses are performed to obtain amniotic fluid for karyotyping.<\/span><\/li>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-zh12I\" data-uniq-id=\"pWgQ_\" data-generated-css=\"brz-css-f1aTt\"><span class=\"brz-cp-color7\">The majority are undertaken from15 completed weeks (15+0) onwards.<\/span><\/li>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-iF5CX\" data-uniq-id=\"mb8ZO\" data-generated-css=\"brz-css-wGm_k\"><span class=\"brz-cp-color7\">Amniocentesis performed before 15 completed weeks of gestation is referred to as \u2018early.\u2019<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-css-1tiw1pq brz-css-p5j7po brz-wrapper\">\n<div class=\"brz-spacer brz-css-srb5fp brz-css-1xiwkv8\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"brz-row__container brz-css-115iqmc\" data-brz-custom-id=\"aafatmrpweimnvwunuphbsruqoueisgzncvo\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-row brz-css-1hfoqoh brz-css-v0v3mj\">\n<div class=\"brz-columns brz-css-rl29yf brz-css-1v8bfzq\" data-brz-custom-id=\"wiwraryukqpazntdwfaufomjcphfktfmcmln\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-column__items brz-css-uc1kuw brz-css-14kf3ne\">\n<div class=\"brz-row__container brz-css-115iqmc\" data-brz-custom-id=\"kuvuhtgiirluhmyrzfwdkiudeswcpopjmshr\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-row brz-row--inner brz-css-1hfoqoh brz-css-v0v3mj\">\n<div class=\"brz-columns brz-css-rl29yf brz-css-f4w93m\" data-brz-custom-id=\"jkbfgcmohbszrrnzxgfjnqwyfuvbjzwxjpwi\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-column__items brz-css-uc1kuw\">\n<div class=\"brz-wrapper-clone brz-css-9myfrt\">\n<div class=\"brz-d-xs-flex brz-flex-xs-wrap brz-css-himvmc brz-css-hm6c2f\" data-brz-custom-id=\"\">\n<div class=\"brz-wrapper-clone__item\" id=\"ooxbnmmplneggqwqaizpmhdgyqkrjgapltcb\">\n<div class=\"brz-icon__container\" data-brz-custom-id=\"ooxbnmmplneggqwqaizpmhdgyqkrjgapltcb\"><span class=\"brz-icon brz-span brz-css-1hi2dzb brz-css-7gaeej\"><\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-css-k7v6wr brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"nqppcahxiohkraqdywqgqaeltjhjdhkdtzke\">\n<div data-brz-translate-text=\"1\">\n<h3 class=\"brz-ls-lg-0 brz-lh-lg-1_4 brz-tp-lg-empty brz-ff-nunito brz-ft-google brz-fs-lg-22 brz-fss-lg-px brz-fw-lg-700 brz-css-fbg1j\" data-generated-css=\"brz-css-wZ1aq\" data-uniq-id=\"iAb62\"><strong class=\"brz-cp-color2\">Chorionic villus sampling (CVS)<\/strong><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"syhuxdihipwwvrqhnkjjytdritwdbueafnmn\">\n<div data-brz-translate-text=\"1\">\n<p class=\"brz-tp-lg-paragraph brz-css-sYNAi\" data-generated-css=\"brz-css-v6dqV\" data-uniq-id=\"ixiBG\"><span class=\"brz-cp-color7\">is usually performed between 10 and 13 weeks of gestation and involves aspiration of placental tissue rather than amniotic fluid.<\/span><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-hRUyn\" data-generated-css=\"brz-css-kauFk\" data-uniq-id=\"uYxvo\"><span class=\"brz-cp-color7\">CVS can be performed using either<\/span><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-puuw0\" data-generated-css=\"brz-css-wg50m\" data-uniq-id=\"lZ932\"><span class=\"brz-cp-color7\">&#8211; Percutaneous transabdominal<\/span><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-cQwnz\" data-generated-css=\"brz-css-ow4_a\" data-uniq-id=\"mMiP9\"><span class=\"brz-cp-color7\">&#8211; Transcervical approach.<\/span><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-hcDyn\" data-generated-css=\"brz-css-l3uYx\" data-uniq-id=\"pD3yU\"><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-zykwT\" data-generated-css=\"brz-css-r3E9k\" data-uniq-id=\"uuucD\"><span class=\"brz-cp-color7\">Transabdominal CVS can be performed at gestations greater than 13 weeks.<\/span><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-uTNti\" data-generated-css=\"brz-css-afAFM\" data-uniq-id=\"zhfEe\"><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-jhMz3\" data-generated-css=\"brz-css-tvJ5w\" data-uniq-id=\"hpC4R\"><span class=\"brz-cp-color7\">Second trimester amniocentesis is safer than transcervical CVS and early amniocentesis.<\/span><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-zbtH0\" data-generated-css=\"brz-css-whzvV\" data-uniq-id=\"uql37\"><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-omkF0\" data-generated-css=\"brz-css-tHgGm\" data-uniq-id=\"d8BSb\"><span class=\"brz-cp-color7\">If earlier diagnosis is required, transabdominal CVS is preferable to early amniocentesis or transcervical CVS.<\/span><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-oOHWi\" data-generated-css=\"brz-css-y8gAA\" data-uniq-id=\"zt7Gb\"><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-k0dke\" data-generated-css=\"brz-css-cdpfs\" data-uniq-id=\"zZxCR\"><span class=\"brz-cp-color7\">In circumstances where transabdominal CVS may be technically difficult the preferred options are transcervical CVS in the first trimester or second trimester amniocentesis.<\/span><\/p>\n<p class=\"brz-tp-lg-paragraph brz-css-nZIPc\" data-generated-css=\"brz-css-eHkkJ\" data-uniq-id=\"vqWJM\"><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-css-1tiw1pq brz-css-1isdvfk brz-wrapper\">\n<div class=\"brz-spacer brz-css-srb5fp brz-css-19fps2a\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"brz-row__container brz-css-115iqmc\" data-brz-custom-id=\"cogemwnvtnpzzrdlyyxuhdzcqkkqlhskhqha\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-row brz-css-1hfoqoh brz-css-v0v3mj\">\n<div class=\"brz-columns brz-css-rl29yf brz-css-lvcg8u\" data-brz-custom-id=\"jdgsfsdlmuqndjumsusdvhibggvkkqpmvgnx\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-column__items brz-css-uc1kuw\">\n<div class=\"brz-wrapper-clone brz-css-9myfrt\">\n<div class=\"brz-d-xs-flex brz-flex-xs-wrap brz-css-himvmc brz-css-c7xfg4\" data-brz-custom-id=\"\">\n<div class=\"brz-wrapper-clone__item\" id=\"cxzelntjqrtpdsnflhybjoowffzqcydmwiev\">\n<div class=\"brz-icon__container\" data-brz-custom-id=\"cxzelntjqrtpdsnflhybjoowffzqcydmwiev\"><span class=\"brz-icon brz-span brz-css-1hi2dzb brz-css-rohxgt\"><\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-css-1dwenpj brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"oazcsqrwclhcgcjbthsplpyxwejnpikocban\">\n<div data-brz-translate-text=\"1\">\n<h4 class=\"brz-tp-lg-heading4 brz-css-n_Wda\" data-uniq-id=\"yH_bi\" data-generated-css=\"brz-css-atlCK\"><strong class=\"brz-cp-color2\">Rates of miscarriage<\/strong><\/h4>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"mvacqysfoxznnbgjfbdiqjsgfuflnfgygihu\">\n<div data-brz-translate-text=\"1\">\n<ul>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-dkiyb\" data-generated-css=\"brz-css-mM_ve\" data-uniq-id=\"cxFx2\"><span class=\"brz-cp-color7\">The rate of miscarriage associated with amniocentesis is approximately 0.5 &#8211; 1%<\/span><\/li>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-wGdfO\" data-generated-css=\"brz-css-v6PBc\" data-uniq-id=\"dobiE\"><span class=\"brz-cp-color7\">The rate of miscarriage following transabdominal CVS is higher than after second trimester amniocentesis at 1-1.5%.<\/span><\/li>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-m9jkK\" data-generated-css=\"brz-css-fOqKD\" data-uniq-id=\"lGTir\"><span class=\"brz-cp-color7\">Transcervical CVS carries miscarriage rate of 4 %.<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"brz-row__container brz-css-115iqmc\" data-brz-custom-id=\"fijlutatladbtqpuoyyzflfvjrmrljpoxsig\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-row brz-css-1hfoqoh brz-css-v0v3mj\">\n<div class=\"brz-columns brz-css-rl29yf brz-css-8eszir\" data-brz-custom-id=\"slkcuszvmnovihytdqqiyymbtcmjxhhzbzsm\">\n<div class=\"brz-bg\"><\/div>\n<div class=\"brz-column__items brz-css-uc1kuw\">\n<div class=\"brz-wrapper-clone brz-css-9myfrt\">\n<div class=\"brz-d-xs-flex brz-flex-xs-wrap brz-css-himvmc brz-css-1m1po3\" data-brz-custom-id=\"\">\n<div class=\"brz-wrapper-clone__item\" id=\"uuaqvgrbgprbfyaterppqfayuotemxlqjwql\">\n<div class=\"brz-icon__container\" data-brz-custom-id=\"uuaqvgrbgprbfyaterppqfayuotemxlqjwql\"><span class=\"brz-icon brz-span brz-css-1hi2dzb brz-css-1kvucfn\"><\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-css-qd3w8o brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"dzkpULOwU0o2\">\n<div data-brz-translate-text=\"1\">\n<h4 class=\"brz-tp-lg-heading4 brz-css-c9Zuf\" data-uniq-id=\"pt_rS\" data-generated-css=\"brz-css-yjRip\"><strong class=\"brz-cp-color2\">Timing of amniocentesis and CVS<\/strong><\/h4>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"\" class=\"brz-css-ipwmzw brz-wrapper\">\n<div class=\"brz-rich-text brz-rich-text__custom brz-css-1cq918s\" data-brz-custom-id=\"inkdpctvfqwkjcydanjelruiroekdvzpxiow\">\n<div data-brz-translate-text=\"1\">\n<ul>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-xzkml\" data-generated-css=\"brz-css-ovLVA\" data-uniq-id=\"i9DjO\"><span class=\"brz-cp-color7\">Early amniocentesis performed before 14 completed weeks of gestation (14+0) is not a safe alternative to second-trimester amniocentesis or CVS. Fetal loss is higher than Late amniocentesis and also higher than transabdominal CVS. In addition fetal talipes rate is higher following early aminiocentesis.<\/span><\/li>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-uTeiz\" data-generated-css=\"brz-css-qTFrT\" data-uniq-id=\"fbB_3\"><span class=\"brz-cp-color7\">It is recommended that CVS should not be performed before 10 completed weeks of gestation (10+0) as there is association between CVS, facial limb hypoplasia and isolated limb disruption defects.<\/span><\/li>\n<li class=\"brz-tp-lg-paragraph brz-bcp-color7 brz-css-v_NWS\" data-generated-css=\"brz-css-zg1eo\" data-uniq-id=\"eF4BF\"><span class=\"brz-cp-color7\">It is thought the defect is due to transient fetal hypoperfusion and vasospastic phenomena secondary to vascular disruption to the placental circulation<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<p>    <!-- version:1737202762 --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Amniocentesis and Chorion Villus Sampling AMNIOCENTESIS Dr Serag Youssif R CHORION VILLUS SAMPLING Dr Serag Youssif R Dr Youssif Obstetric Birthsafe 16 Amniocentesis Up to five per cent of pregnant women are offered a choice of invasive prenatal diagnostic tests amniocentesis or chorionic villus sampling. Amniocentesis is the most common invasive prenatal diagnostic procedure. Most&hellip; <a class=\"more-link\" href=\"https:\/\/www.drseragyoussif.com.au\/?page_id=5376\">Continue reading <span class=\"screen-reader-text\">Amniocentesis and Chorion Villus Sampling<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"brizy-blank-template.php","meta":{"footnotes":""},"class_list":["post-5376","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/www.drseragyoussif.com.au\/index.php?rest_route=\/wp\/v2\/pages\/5376","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.drseragyoussif.com.au\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.drseragyoussif.com.au\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.drseragyoussif.com.au\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.drseragyoussif.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5376"}],"version-history":[{"count":2,"href":"https:\/\/www.drseragyoussif.com.au\/index.php?rest_route=\/wp\/v2\/pages\/5376\/revisions"}],"predecessor-version":[{"id":5381,"href":"https:\/\/www.drseragyoussif.com.au\/index.php?rest_route=\/wp\/v2\/pages\/5376\/revisions\/5381"}],"wp:attachment":[{"href":"https:\/\/www.drseragyoussif.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5376"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}