Publications by authors named "Marco Zoccali"

Objective: To compare the histological properties and stretch of colorectal mucosal grafts (CMG) and buccal mucosal grafts (BMG) and to evaluate the impact of age, medical comorbidity and tobacco use on these metrics.

Materials And Methods: Samples of BMGs from patients undergoing augmentation urethroplasty were sent for pathologic review. CMGs were collected from patients undergoing elective colectomy.

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Background: Portomesenteric venous thrombosis (PVT) is a known complication after open and laparoscopic colorectal (LCR) surgery. Risk factors and the prognosis of PVT have been poorly described.

Methods: This study is a retrospective analysis of a prospectively collected database.

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Background: Little is known about the impact of obesity on morbidity in patients with inflammatory bowel disease (IBD) who are undergoing laparoscopic resections. The aim of this study was to evaluate outcomes in a consecutive series of normal weight (NW), overweight (OW), and obese (OB) patients undergoing elective laparoscopic colorectal surgery for IBD.

Study Design: This study is a retrospective analysis of a prospectively collected, Institutional Review Board-approved IBD database.

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Background: The impact of infliximab on the postoperative course of patients with IBD is under debate.

Objective: The aim of this study was to evaluate the influence of infliximab on perioperative outcomes in patients undergoing elective laparoscopic resection for IBD.

Design: This study is a retrospective analysis of a prospectively collected, institutional review board-approved database.

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Despite significant improvements in medical management of inflammatory bowel disease, many of these patients still require surgery at some point in the course of their disease. Their young age and poor general conditions, worsened by the aggressive medical treatments, make minimally invasive approaches particularly enticing to this patient population. However, the typical inflammatory changes that characterize these diseases have hindered wide diffusion of laparoscopy in this setting, currently mostly pursued in high-volume referral centers, despite accumulating evidences in the literature supporting the benefits of minimally invasive surgery.

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Background: Many surgeons feel comfortable performing antireflux surgery (ARS) on the basis of symptomatic evaluation, endoscopy, and barium esophagography. While esophageal manometry is often obtained to assess esophageal peristalsis, pH monitoring is rarely considered necessary to confirm the diagnosis of gastroesophageal reflux disease (GERD).

Aims: The aim of this study was to analyze the sensitivity and specificity of symptoms, endoscopy, barium esophagography, and manometry as compared to pH monitoring in the preoperative evaluation of patients for ARS.

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Introduction: Anastomotic recurrence is a frequent event after bowel resection for Crohn's disease. To date, no anastomotic technique has been proven to be superior in reducing surgical recurrence rates in this setting. In this article, we describe our technique in performing a new antimesenteric functional end-to-end handsewn (Kono-S) anastomosis.

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Recently introduced in the treatment algorithms and guidelines for the treatment of ulcerative colitis, biological therapy is an effective treatment option for patients with an acute severe flare not responsive to conventional treatments and for patients with steroid dependent disease. The reduction in hospitalization and surgical intervention for patients affected by ulcerative colitis after the introduction of biologic treatment remains to be proven. Furthermore, these agents seem to be associated with increase in cost of treatment and risk for serious postoperative complications.

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Background: A three-stage restorative proctocolectomy with ileal pouch-anal anastomosis is the treatment of choice for the particularly debilitated patient with medically refractory ulcerative colitis (UC). Laparoscopic surgery has been shown to offer several advantages over the open approach in this setting. Single-incision laparoscopic surgery is an emerging minimally invasive strategy representing a truly scarless procedure for the first surgical step, namely, the total abdominal colectomy (TAC).

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Introduction: Total abdominal colectomy is the procedure of choice for debilitated patients with acute, medical refractory ulcerative colitis in our practice. A laparoscopic approach has been previously shown to be safe and effective, and has become our preferred strategy. This study illustrates the laparoscopic evolution towards a truly minimally invasive approach comparing three phases of a single colorectal surgeon experience.

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Background: Inflammatory bowel disease (IBD) patients have a high incidence of wound and overall postoperative complications. A totally laparoscopic approach could potentially reduce these risks. We adopted totally laparoscopic total proctocolectomy (TL-TPC) using the perineal wound for extraction as the procedure of choice in IBD patients who are not candidates for a restorative procedure.

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The treatment of rectal cancer has greatly evolved during the last several decades as a result of the understanding of the pathways of cancer spread, natural history of the disease, stages prognosis and prognostic markers. The tendency is clearly to move toward a more personalized approach to these patients based on preoperative staging and response to therapy. Although in the past we have been adding more treatment modalities to surgery to the point that every stage II/III cancer was treated with neoadjuvant chemo and radiotherapy followed by radical surgery by total mesorectal excision with or without sphincter preservation and more chemotherapy to follow, more recently this algorithm has been under discussion and scrutiny.

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Introduction: Granular cell tumors are rare, usually benign, neoplasms presenting as solitary small nodules in the skin or subcutaneous tissue. Involvement of the gastrointestinal tract is unusual, particularly of the appendix, and it is characterized by indolent, submucosal lesions usually diagnosed as an incidental finding.

Case Report: We describe the rare case of acute appendicitis secondary to a granular cell tumor of the appendix in a 19-year-old male.

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Schwannomas are encapsulated, usually benign, tumors composed of well-differentiated Schwann cells, arising from the neural sheath of peripheral nerves. The most common type of benign schwannoma is the acoustic neuroma arising from the eighth cranial nerve. Retroperitoneal schwannomas account for 0.

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Introduction: Total abdominal colectomy with ileal pouch-anal anastomosis is the intervention of choice for patients with medically uncontrolled ulcerative colitis. A three-stage approach is preferred in particularly debilitated patients. In this setting, laparoscopic surgery has shown to be safe, offering several advantages over the open approach.

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Background: This study was to assess the influence of perioperative blood transfusions on the prognosis of patients undergoing a potentially curative resection for gastric cancer and to investigate the interaction between transfusions and splenectomy.

Materials And Methods: Between January 1990 and December 2005, 927 patients from 6 Italian tertiary referral centers underwent curative resections for gastric cancer. Clinical and pathologic variables were prospectively collected.

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Gastric carcinoma is one of the most frequent malignancies in the world and its clinical behavior especially depends on the metastatic potential of the tumor. In particular, lymphatic metastasis is one of the main predictors of tumor recurrence and survival, and current pathological staging systems reflect the concept that lymphatic spread is the most relevant prognostic factor in patients undergoing curative resection. This is compounded by the observation that two-thirds of gastric cancer in the Western world presents at an advanced stage, with lymph node metastasis at diagnosis.

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