[Low birth weight of newborns in industrial region: an analysis of ways of delivery in years 1972-1996]. / Noworodek z niska urodzeniowa masa ciala w regionie wielkoprzemyslowym--analiza sposobu rozwiazania ciazy w latach 1972-1996.

The problem of prematurity in industrial region has been presented. The rate of prematurity in the time of 1972 to 1996 has been estimated and it equaled 13.2%. The highest rate of these newborn reached 16.7% in 1996. Systematical correlation in falling of perinatal mortality has been observed in time of research. Some attempts to compare the way of delivery and perinatal mortality have been made. It has been found that the frequency of caesarean section has grown significantly in the cases of low birth weight newborn.

[Histopathological pictures of the endometrium a few years after a Lippes loop insertion]. / Obrazy histopatologiczne sluzówki macicy w kilka lat po zalozeniu petli Lippesa.

PIP: 30 women, aged 22-37 years, were inserted with the Lippes Loop. 10 of these women were subjected to clinical observations and histological examinations 6 months after insertion. These served as a control to the other 20 users, who were subjected to the same examinations 2 years later. The groups who used the device for the longer period were observed to have clinically longer and more heavy menstruation than the control group. The most frequent histological aberration noted in these women was a lengthening of the proliferative phase and lateness of the secretory phase of the mucus membrane in the menstrual cycle. Inflammatory changes and reactions of the mucus membrane to the foreign body were observed less frequently^ieng