Zinc Supplementation Increases Procollagen Type 1 Amino-Terminal Propeptide in Premenarcheal Girls: A Randomized Controlled Trial.

Background: Data have shown that healthy children and adolescents have an inadequate intake of zinc, an essential nutrient for growth. It is unclear whether zinc supplementation can enhance bone health during this rapid period of growth and development.

Objective: The primary aim of this study was to determine the effect of zinc supplementation on biochemical markers of bone turnover and growth in girls entering the early stages of puberty.

[Recurrent urethrorectal fistulae].

On the basis of 32 surgical cases of recurrent urorectal fistulas, review of relevant literature, the authors define factors determining choice of treatment and preoperative preparation policy. Such individual approach may secure success in many cases. A new surgical procedure of surgical treatment of urethrorectal fistulas involving abdominoanal resection of the rectum with implantation of the sigmoid into the anus has been tried and found satisfactory.