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Gestational Diabetes In A Developing Country, Experience Of Screening At The Aga Khan University Medical Centre, Karachi, Khalid S. Khan, Javaid H. Rizvi,, Rahat Qureshi, Rauf Mazhar

Department of Obstetrics & Gynaecology

In order to determine the prevalence of glucose intolerance in pregnancy, 1267 consecutive women attending the antenatal clinic of the Aga khan University Medical Centre were subjected to a 75g glucose challenge followed 2hr later by plasma glucose determination irrespective of gestation on the first antenatal visit. The test was repeated at 28-32 weeks of gestation if the patients had an abnormal initial screen at < 28 weeks gestation and a normal glucose tolerance test on diagnostic follow-up and for those who had a risk factor for gestational diabetes and a normal initial screen at < 28 weeks gestation. The glucose challenge test was abnormal (2hr plasma glucose> 1 40mg%) in 8.6% of the screened population. Follow-up oral glucose tolerance test on these patients revealed a prevalence of 3.2% of gestationat diabetes and 1.9% of impaired glucose tolerance test based on the modified …