Publications by authors named "Necdet Ozcay"

Objectives: This study aimed to evaluate the effect of platelet-rich fibrin (PRF) concentrate on the bile duct anastomosis healing process in rats.

Material And Methods: Thirty male Sprague Dawley (SD) rats were used for the study. The animals were allocated into three groups: Group I Control Group (n=10): Anastomosis to the common bile duct (CBD) with a stent.

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Objectives: Hydatid disease is a parasitic disease caused by Echinococcus granulosus and is still endemic in many parts of the world. Scolicidal solutions are generally used in any type of intervention, either surgical or percutaneous, to neutralize the cyst contents, although completeness of their effect is obscure and solid evidence is scarce. On the other hand, the use of these scolicidal solutions is not devoid of complications and many serious complications such as caustic sclerosing cholangitis may be seen in relation with their usage.

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Although seat belts save lives after motor vehicle accidents, they may cause different types of injuries such as abdominal wall, intra-abdominal, neck and spine or vascular injuries. Seat belt sign indicates the severity of injuries, and usually the risk of intra-abdominal injuries is high when the seat belt sign exists. Here, we present two cases of intra-abdominal injuries caused by seat belts without seat belt sign.

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Primary malignant tumors of the small intestine are very rare, accounting for 2%-3% of all gastrointestinal malignancies. Lymphoma constitutes about 15%-20% of all small intestine neoplasms and 20%-30% of all primary gastrointestinal lymphomas. The ileum is the most common site for gastrointestinal lymphomas.

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Objectives: The aim of the present study is to investigate the role of platelet-rich fibrin (PRF) on the intestinal anastomotic wound healing in a mesenteric ischemia/reperfusion (I/R) rat model.

Methods: Forty male Sprague Dawley rats were allocated into four groups: Group I (n = 10): anastomosis to normal bowel; Group II (n = 10): anastomosis after I/R injury; Group III (n = 10): anastomosis and PRF; Group IV: anastomosis after I/R and PRF. Animals were followed up for 7 days, then sacrificed.

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Appendicitis and endometriosis are commonly encountered surgical problems. Endometrial involvement of the appendix is rare and very few cases have been reported in the literature. True diagnosis of appendix invagination is highly difficult due to variable symptoms.

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Flame burns are a serious condition and usually have high morbidity and mortality because they affect large areas of the body surface as well as the lungs. In these patients, it is especially difficult to find healthy skin for grafting if they have more than 70% third-degree burns. Repeated autografting or synthetic wound care materials are the only treatment options to cover burned areas.

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Benign multicystic peritoneal mesothelioma is a rare tumor that occurs mainly in women in their reproductive age. It is characterized by the formation of multiple, thin-walled, multilocular cysts that frequently produce large, intra-abdominal masses. The short follow-ups and possible etiologies based on the published reports make it difficult to draw any firm conclusions.

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Background: Differential diagnosis and appropriate treatment of epiploic appendagitis (EA) is a dilemma for general surgeons because of nonspecific signs and symptoms.

Methods: Twelve patients (3 women and 9 men, average age 40 years, range 18-82 years) who were diagnosed as having EA upon presenting to the emergency department or at the time of discharge between April 2002 and September 2008 were included.

Results: The major presenting symptom was abdominal pain.

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Renal ischemia-reperfusion injury (IRI) is an invariable consequence of transplantation. The tubuloepithelial expression of CD44 is markedly enhanced in autoimmune renal injuries. The aim of this experimental study was to evaluate the effect of IRI on the expression of CD44 in rat kidney.

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We report a 35-year-old female patient who presented with pseudotumoral abdominal mass with final diagnosis of ectopic spleen and hypoplastic pancreas. Clinical diagnosis is difficult due to lack of symptoms. Laboratory findings are commonly non-specific; diagnosis can be confirmed by imaging studies.

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Background/aims: Several clinical and experimental studies have shown that obstructive jaundice delays wound healing. Growth hormone may prevent delayed wound healing, since it has effects on the release of mediators in jaundice, as well as increasing the protein synthesis.

Methods: Forty male Wistar rats were allocated to four groups: Group I (n=10): intestinal anastomosis to normal small bowel, Group II (n=10): intestinal anastomosis to normal small bowel followed by growth hormone therapy (2mg/kg/day, subcutaneously), Group III (n=10): intestinal anastomosis to obstructive jaundice rat's small bowel, Group IV (n=10): intestinal anastomosis to obstructive jaundice rat's small bowel followed by growth hormone therapy at the same dosage The animals were observed for seven days then killed.

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Polyarteritis nodosa is a necrotizing vasculitis which affects small and medium-sized arteries. The clinical features of the disease vary according to the site and extent of involvement. Aneurysmal dilatation and thrombosis in the arteries of the liver and gastrointestinal tract have been reported in polyarteritis nodosa.

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