In 71 women with clinically confirmed early spontaneous abortions we wanted to find the ultrasound detectable morphological abnormalities of uterus and ovaries and to establish the frequency of these anomalies. For the detection of all morphological abnormalities we used a 7-MHz vaginal ultrasound probe Bruel and Kjaer in the luteal phase of the cycle. 23 (32.4%) of investigated women had