[Paraesophageal hiatal hernia]. / Ernia iatale paraesofagea.

Paraesophageal hiatal hernia is an uncommon disease but it frequently presents in aged people, causing chronic vague abdominal symptoms up to surgical emergencies from incarceration, strangulation or obstruction. The authors describe the physiopathology and clinical anatomical features of paraesophageal hiatal hernia. Important diagnostic radiological and instrumental aspects are then illustrated, versus sliding esophageal hiatal hernia. There are followed by a description of possible complications of this lesion and therapeutic implications.

[Postoperative complications after thyroid surgery. Review of the literature and personal experience]. / Le complicanze post-chirurgiche dopo intervento sulla tiroide. Revisione della letteratura ed esperienza personale.

The authors make a review of the literature on the complications which occur after thyroidectomy. They report, moreover, a study carried out on 192 thyroidectomy performed between January 1992 and May 1995. The surgical technique employed foresees the systematic search for and saving of laryngeal nerves fibers and the parathyroid gland. Results were the incidence of postoperative hypocalcemia and of permanent hypocalcemia. The authors also analyse problems related to laryngeal nerves in matters of thyroid surgery. After a short introduction on surgical anatomy, attention is drawn to the "recurrent nerve risk" but also the superior laryngeal nerve too, often injured with modifications of the vocal tone and serious consequences for particular professional groups.

[Contribution to the study of some plasma protein clearances in children]. / Contributo alla conoscenza della clearance di alcune plasmaproteine in eta' pediatrica.

Renal clearances of transeferrin, IgG and C'3 were determined by the immunodiffusion method in 51 healthy children. Statistical elaboration shows the great dispersion around the mean values. The results of other Authors in healthy adults are confirmed.