{"id":52,"date":"2009-02-26T01:58:33","date_gmt":"2009-02-26T01:58:33","guid":{"rendered":"https:\/\/medicalcriteria.com\/web\/dbtgdm\/"},"modified":"2025-05-14T21:01:18","modified_gmt":"2025-05-14T21:01:18","slug":"dbtgdm","status":"publish","type":"post","link":"https:\/\/medicalcriteria.com\/web\/dbtgdm\/","title":{"rendered":"Diagnosis of Gestational Diabetes Mellitus (GDM)"},"content":{"rendered":"<div class=\"99c380e4b4a7b96c35d7ddf7dcb434e8\" data-index=\"1\" style=\"float: none; margin:0px 0 0px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- MC 2019- Horizontal -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-0127150553352455\"\r\n     data-ad-slot=\"3806776041\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p><\/p>\n<p class=\"MsoNormal\"><strong>Screening for gestational diabetes mellitus <\/strong><\/p>\n<ol>\n<li>50-g oral glucose load, administered between the 24th and 28th weeks, without regard to time of day or time of last meal. Universal blood glucose screening is indicated for patients who are of Hispanic, African, Native American, South or East Asian, Pacific Island, or Indigenous Australian ancestry. Other patients who have no known diabetes in first-degree relatives, are under 25 years of age, have normal weight before pregnancy, and have no history of abnormal glucose metabolism or poor obstetric outcome do not require routine screening.<\/li>\n<li>Venous plasma glucose measure 1 hour later.<\/li>\n<li>Value of 130 mg\/dL (7.2 mmol\/L) or above in venous plasma indicates the need for a full diagnostic glucose tolerance test. <!--more--><\/li>\n<\/ol>\n<p><strong> Diagnosis of gestational diabetes mellitus <\/strong><br \/>\nThe diagnosis of GDM is based on an OGTT. Diagnostic criteria for the 100-g OGTT are derived from the original work of O\u2019Sullivan and Mahan modified by Carpenter and Coustan. Alternatively, the diagnosis can be made using a 75-g glucose load and the glucose threshold values listed for fasting, 1 h, and 2 h; however, this test is not as well validated as the 100-g OGTT.<\/p>\n<p class=\"MsoNormal\"><strong> Diagnosis of GDM with a 100-g or 75-g glucose load<\/strong><\/p>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\">\n<tbody>\n<tr>\n<td><\/td>\n<td align=\"center\">mg\/dl<\/td>\n<td align=\"center\">mmol\/l<\/td>\n<\/tr>\n<tr>\n<td><strong>100-g glucose load<\/strong><br \/>\nFasting<br \/>\n1-h<br \/>\n2-h<br \/>\n3-h<\/td>\n<td align=\"center\">95<br \/>\n180<br \/>\n155<br \/>\n140<\/td>\n<td align=\"center\">5.3<br \/>\n10.0<br \/>\n8.6<br \/>\n7.8<\/td>\n<\/tr>\n<tr>\n<td><strong>75-g glucose load<\/strong><br \/>\nFasting<br \/>\n1-h<br \/>\n2-h<\/td>\n<td align=\"center\">95<br \/>\n180<br \/>\n155<\/td>\n<td align=\"center\">5.3<br \/>\n10.0<br \/>\n8.6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p class=\"MsoNormal\">Two or more of the venous plasma concentrations must be met or exceeded for a positive diagnosis. The test should be done in the morning after an overnight fast of between 8 and 14 h and after at least 3 days of unrestricted diet (<span style=\"text-decoration: underline;\">&gt;<\/span>150 g carbohydrate per day) and unlimited physical activity. The subject should remain seated and should not smoke throughout the test.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>References: <\/strong><\/p>\n<ol>\n<li class=\"MsoNormal\">American Diabetes Association. Diagnosis and classification of diabetes mellitus. Diabetes Care. 2008 Jan;31 Suppl 1:S55-60. <a href=\"http:\/\/www.ncbi.nlm.nih.gov\/pubmed\/18165338?ordinalpos=2&amp;itool=EntrezSystem2.PEntrez.Pubmed.Pubmed_ResultsPanel.Pubmed_RVDocSum\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<li class=\"MsoNormal\">Berger H, Crane J, Farine D, Armson A, De La Ronde S, Keenan-Lindsay L, Leduc L, Reid G, Van Aerde J; Maternal-Fetal Medicine Committee; Executive and Coundil of the Society of Obstetricians and Gynaecologists of Canada. Screening for gestational diabetes mellitus. J Obstet Gynaecol Can. 2002 Nov;24(11):894-912. <a href=\"http:\/\/www.ncbi.nlm.nih.gov\/pubmed\/12417905?ordinalpos=3&amp;itool=EntrezSystem2.PEntrez.Pubmed.Pubmed_ResultsPanel.Pubmed_RVDocSum\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Created: Jan 30, 2008<\/p>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Sorry, this entry is only available in Espa\u00f1ol.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[626],"tags":[211,123,13,1843,1842,1841,1484,212,1844],"class_list":["post-52","post","type-post","status-publish","format-standard","hentry","category-diabetes","tag-diabetes","tag-diagnosis","tag-diagnostico","tag-gdm","tag-gestacional","tag-gestational","tag-gynecology","tag-mellitus","tag-obstetrics"],"modified_by":"Guillermo Firman","_links":{"self":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/52","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/comments?post=52"}],"version-history":[{"count":5,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/52\/revisions"}],"predecessor-version":[{"id":9443,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/52\/revisions\/9443"}],"wp:attachment":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/media?parent=52"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/categories?post=52"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/tags?post=52"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}