Rajiv Gandhi University of Health Sciences

The yolk sac has nutritive, endocrine, metabolic, immunologic, secretory, excretory and haemopoetic functions. The purpose of this study are to study the biometry of the yolk sac and its relation with menstrual age, crown rump length and mean gestational sac diameter in early pregnancy and to assess the predictive value of abnormal yolk sac size for abnormal pregnancy outcome. ................
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