 In this project, embryoscopy will be evaluated in women with missed abortions pregnancies which have ceased developing and in which the embryo is dead, after at least two previous recurrent miscarriages. The procedure will have two main purposes:- To allow the diagnosis of structural anomalies disorganized embryos, and to allow an accurate biopsy of embryonic tissue for karyotyping. Hence, this procedure will lead to a more accurate diagnosis of the cause of recurrent miscarriage. 