Head and neck cancer during pregnancy.

Background: The incidence of cancer during pregnancy is low but is slightly increasing. Data on incidence and etiology of head and neck (HN) cancers in pregnant women are rare. We evaluated the frequency, tumor type, associated factors, and specific biomarkers in HN cancers occurring in pregnant (and peripartum) women.

[Urocytogram and precocious puberty].

After a review of the technique of urocytogram the authors report the results obtained in 39 children between the ages of 3 and 12 years. Before the appearance of the first signs of puberty, urocytograms are similar in both girls and boys. Differences were seen in seven cases of male or female precocious puberty.