forgot password<\/a>\n <\/div>\n\n \n \n <\/div>\n <\/div>\n<\/div>\n\n","protected":false},"excerpt":{"rendered":"the umbilical cord forms between days 13 and 38 after conception. the umbilical arteries originate from the left and right common iliac arteries. when secondary atrophy or atresia of an umbilical artery occurs, a single umbilical artery (sua) remains. support for the theory of umbilical artery atrophy is derived from embryo studies that reveal only a 0.1% incidence of single umbilical arteries in embryos, in contrast to a much larger prevalence later in gestation. secondary atrophy of an umbilical artery has also been found in several cases of less than 20 weeks\u2019 gestation. <\/p>\n","protected":false},"author":10,"featured_media":0,"menu_order":0,"template":"","tags":[23],"class_list":["post-4089","x5_anomaly_database","type-x5_anomaly_database","status-publish","hentry","tag-obstetric"],"_links":{"self":[{"href":"\/\/www.iolishoes.com\/wp-json\/wp\/v2\/x5_anomaly_database\/4089","targethints":{"allow":["get"]}}],"collection":[{"href":"\/\/www.iolishoes.com\/wp-json\/wp\/v2\/x5_anomaly_database"}],"about":[{"href":"\/\/www.iolishoes.com\/wp-json\/wp\/v2\/types\/x5_anomaly_database"}],"author":[{"embeddable":true,"href":"\/\/www.iolishoes.com\/wp-json\/wp\/v2\/users\/10"}],"version-history":[{"count":0,"href":"\/\/www.iolishoes.com\/wp-json\/wp\/v2\/x5_anomaly_database\/4089\/revisions"}],"wp:attachment":[{"href":"\/\/www.iolishoes.com\/wp-json\/wp\/v2\/media?parent=4089"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.iolishoes.com\/wp-json\/wp\/v2\/tags?post=4089"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}