Athanasios Nissiotis

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BACKGROUND Totally implantable central venous access devices (intraports) are commonly used in cancer patients to administer chemotherapy or parenteral nutrition. Rupture of intraport is a rare complication. PATIENTS AND METHODS During 3 years period, a total of 245 intraports were placed in cancer patients for chemotherapy. Four of these cases (two colon(More)
The ileostomy output and electrolyte loss was studied in 23 patients undergoing operation for ulcerative colitis, to determine corticosteroid influence. Ten patients did not use corticosteroids and 13 patients received postoperatively 400 mg hydrocortisone intravenously for 4 to 5 days followed by 90 mg prednisone per os thereafter. Ileostomy volume and(More)
Metastatic lung cancer to the small bowel is a rare occurrence. Acute complications such as perforation, hemorrhage and obstruction are even rarer. We present 3 cases of small bowel perforation from metastatic lung cancer. All 3 patients underwent emergency laparotomy. In 2 of them there was no obvious macroscopic appearance of metastatic disease either at(More)
We present a case of non-functioning malignant paraganglioma of the abdomen with cervical lymph node metastases. At laparotomy the tumor was considered unresectable. The patient received palliative radiation therapy and died 3 months later from disseminated disease. We discuss the diagnostic approach and the therapeutic options.
The results of preoperative treatment of uncomplicated duodenal ulcer patients with Cimetidine are presented. Cimetidine given preoperatively increases the pH of gastric aspirates and alters the bacterial flora of the stomach at the time of operation, resulting in an increased incidence of postoperative wound sepsis. Discontinuing Cimetidine 2 days before(More)
AIM To determine whether ECG changes observed after laparoscopic cholecystectomy could be correlated with procedure characteristics. MATERIAL AND METHODS. We studied prospectively 500 patients who underwent laparoscopic cholecystectomy for documented gallstones and prior history of cardiovascular disease, volume of carbon dioxide insufflated in the(More)
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