[Ganglioneuroblastomaof the mediastinum in childhood].
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Biomedical subjects
Publications and source records attributed to E Landi.
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We report a case of a pseudoaneurysm of the common hepatic artery treated with a stent-graft in a 67-year-old man. The patient presented with severe catheter bleeding through a drain following surgical and interventional procedures performed for therapeutic management of a choledochal cholangiocarcinoma. Selective hepatic arteriography showed a pseudoaneurysm close to the origin of the gastroduodenal artery. After a preliminary attempt at arterial embolization, it was decided to use a stent-graft to bridge the false aneurysm. Complete pseudoaneurysm exclusion was seen after the procedure with preservation of hepatic arterial flow.
Laparoscopic cholecystectomy (VALC) represents the treatment of choice for the symptomatic gallstones. However the occurrence of an adenocarcinoma of the gallbladder results a controindication for this surgical technique. We present a case of a 52 years old woman who underwent a VALC; histology revealed a gallbladder adenocarcinoma. For this reason the patient underwent a second operation that is right hepatic trisegmentectomy. Six months later the patient presented with a parietal recurrence at the extraction site of the gallbladder. We discuss the possible mechanism responsible for carcinomatous dissemination during laparoscopic surgery and we raccommend the use of some procedures in order to limit the risk and eventually to treat a neoplastic parietal seeding. These complications suggest the problem about the utility and the future played by video assisted laparoscopic surgery in the diagnosis and treatment of intraabdominal malignancies.
The retroperitoneal tumors are seldom met in their several histological expressions. Authors totally considered 27 patients with retroperitoneal tumors and they were observed from 1975 to 1996: 21 of them were primitively cured in this Institute whereas 6 were affected with relapse or metastasis after a surgical approach which had been performed by other structures. Their operability resulted of 100% with an 87% resectability rate. The surgical mortality resulted nil while the morbidity rate was of 44%. The global survival resulted of 60% to 5 years while the disease-free interval was of 35%. The outliving to 5 years resulted of 65% with a 60% disease-free interval only in the patients who were treated in first instance. The surgical therapy represents the only treatment which can modify the clinical history of such neoplasms. Exeresis should be aggressive enough in order to obtain a total extirpation of the mass and grant a right margin of safety of sound tissue. Such radical proceeding should also be pursued in the treatment of relapses and metastases. The therapeutical efficacy is always linked to the precocity the diagnosis. A strict follow-up of the patients who underwent a surgical operation for retroperitoneal neoplasm is therefore necessary. A minority of the instances was only subjected to a complementary radio and/or chemotherapic treatment. Such protections did not significantly modify the outliving.
BACKGROUND/AIMS: The mucosa of the ileal pouch after restorative proctocolectomy develops relevant adaptative changes but the real mechanisms and the evolution over time of these alterations are still unclear. The aims of the present work were to study the distribution of the mucosal changes at different levels in the reservoir and to evaluate the evolution of these alterations over a long follow-up period. METHODOLOGY: The severity of chronic and acute inflammation, villous atrophy, colonic-type mucins production and proliferative index were evaluated in the bioptical specimens from 46 patients (30 males, 16 females, mean age 38 years) with functioning pouch. We compared the histology of the upper pouch mucosa with the lower one. Then we divided the 46 patients into Group A-24 patients with a median follow-up of 11 years (range 9-16); Group B-22 patients with a median follow-up of 4 years (range 2-8), comparing the results from the two groups. Finally we performed a prospective evaluation in the 24 patients who were controlled in 3 subsequent follow-ups (1993-1994, 1996-97, 1999-2000). RESULTS: At the topographic evaluation only the acute inflammation was significantly more pronounced in the lower pouch area (p = 0.031). All the morphological changes showed a trend of greater severity in the group A patients, in particular villous atrophy (p = 0.005) and colonic-like mucins secretion (p = 0.006). At the prospective evaluation, the chronic inflammation showed a significant progressive worsening over time (p = 0.011). CONCLUSIONS: Our experience showed that the transformation of the mucosa represents an "organ" response to the luminal environment and may progress over time.
Hepatic fatty infiltration generally appears in a widespread form but it can occasionally involve the liver in an irregular way. As regards focal forms, nodular focal fatty infiltration (NFFI) has great importance regarding problems of differential diagnosis with benign and malignant focal pathology of the liver. Except for this aspect, NFFI has little clinical importance as it is mainly asymptomatic. We report a case of an acute bleeding of a big nodule of FFI which required an urgent hepatectomy.
Two-hundred-forty-eight patients undergoing abdominal surgery were admitted to a multicentric clinical trial. The patients were randomly assigned to a single i.v. dose of ketoprofen or acetylsalicylic acid, 15 minutes after the end of operation. Ketoprofen showed a better analgesic activity with a statistically significant difference at 2 and 4 hours after administration. Two patients treated with ketoprofen reported vomiting and skin rash respectively. The results of this study confirm the efficacy of ketoprofen for the prophylaxis of postoperative pain in abdominal surgery.
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