Dextranomer hyaluronic acid copolymer effects on gastroesophageal junction.

Objective: The outcomes of fundoplication for gastroesophageal reflux disease are suboptimal in many children, and alternatives are clearly needed. Dextranomer hyaluronic acid (DxHA) copolymer, an agent with proven efficacy in vesicoureteral reflux, was studied with respect to its effects on the gastroesophageal junction (GEJ).

Methods: Twelve New Zealand white rabbits underwent measurement of lower esophageal sphincter pressure followed by laparotomy and injection into the muscular layer of the GEJ (controls, 1.

Laparoscopic treatment of isolated salpingeal torsion in children: case series and a 20-year review of the literature.

Background: Isolated torsion of the Fallopian tube, without ovarian torsion, is a rare cause of lower abdominal pain. We report our experience with 4 recent cases, along with data from a 20-year review of the pediatric literature.

Subjects And Methods: The records of 4 cases encountered during a 3-year period were reviewed.

Gangrenous appendicitis in children: a prospective evaluation of definition, bacteriology, histopathology, and outcomes.

Introduction: The definition and treatment of gangrenous appendicitis are not agreed upon. We performed a prospective study in children to evaluate an objective definition of gangrenous appendicitis, as well as associated bacteriology, histopathology, and outcomes.

Methods: Five staff pediatric surgeons prospectively enrolled patients in the study at the time of appendectomy if the following five criteria were met: gray or black discoloration of the appendiceal wall; absence of fecalith outside the appendix; absence of visible hole in the appendix; absence of gross purulence or fibrinous exudate remote from the appendix; and absence of intraoperative appendiceal leak.

Laparoscopic excision of a rudimentary uterine horn in a child.

Unicornuate uterus with a rudimentary horn is the rarest congenital anomaly of the female genital system. It can result in a variety of gynecologic and obstetric complications. This case report is an acute presentation of a cavitated, noncommunicating, rudimentary horn in a premenarcheal girl.