Publications by authors named "Aleksandar R Karamarkovic"

Pancreatic ductal adenocarcinoma (PDAC) represents an aggressive tumor with a low five-year survival rate of less than 10%. Only 20% of patients are estimated to be eligible for upfront curative resection at the time of presentation. The larger group of borderline resectable (BRPC) and locally advanced pancreatic cancers (LAPC) had much poorer outcomes in the past.

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Introduction/objective: Peritonitis is one of the most important sources of abdominal sepsis. Since intra-abdominal infection leads to the activation of the inflammatory response, this suggested that some of these mediators could be used as markers of the severity of newly formed sepsis, but primarily to identify or rule out new-onset sepsis. The aim of this study was to evaluate the sensitivity and specificity of serum markers of inflammation: C-reactive protein, procalcitonin and serum amyloid A in the serum of patients with diffuse secondary peritonitis.

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Causing healthcare systems overload, COVID-19 pandemic has a huge influence on patients with colorectal cancer. The aim of our study was to assess the potential impact of COVID-19 on the stage of colorectal cancer. In our retrospective study, two groups of patients operated for colorectal cancer were analyzed at the Clinic for Surgery "Nikola Spasic", Zvezdara University Medical Center.

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Background: Antimicrobial Stewardship Programs (ASPs) have been promoted to optimize antimicrobial usage and patient outcomes, and to reduce the emergence of antimicrobial-resistant organisms. However, the best strategies for an ASP are not definitively established and are likely to vary based on local culture, policy, and routine clinical practice, and probably limited resources in middle-income countries. The aim of this study is to evaluate structures and resources of antimicrobial stewardship teams (ASTs) in surgical departments from different regions of the world.

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Question of missed injuries is more often a question of human errors: task execution errors, procedural errors, communication errors, decision errors and noncompliance. Missed injuries are those which are not idetified in the first three days of hospitalisaation. This theme is not popular among physicians.

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Damage control surgery represents widely implemented technique of treatment of seriously injured patients all over the world. In medical facilities with large number of seriously injured patients, type of injuries often imposes method of damage control surgery as ultimate way in treating such patients. In Emergency center from 2005-2009.

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Laparoscopic diagnostics provides fast, reliable, clear, and obvious information on extent and depth of abdominal organs injury with minimizing additional trauma to the patient. It is performed without any specific preparations and, if needed, it may be promptly converted into conventional laparotomy. Through use of optical equipment with various refraction angles and through variable patient positioning, laparoscopic technique enables visualization of whole abdominal cavity.

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In spite of its low incidence, pancreatic injuries hold important place in abdominal trauma because of diagnostic difficulties, severe potential complications, therapeutic challenges, and high mortality rates. These injuries are related with specific morbidity and are very often accompanied with injuries of other organs. This retrospective study included 31 patients treated at The Clinic for Emergency Surgery of Clinical Center of Serbia during the period of 2004-2009 with intraoperativelly confirmed diagnosis of pancreatic trauma.

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Due to improved methods of treatment and management of hemorrhage, the mortality from liver injuries has decreased significantly over the past few decades. In spite of that, liver injuries still represent diagnostic and therapeutic challenge. This retrospective study included 197 patients surgically treated because of trauma of the liver at The Clinic for Emergency Surgery, during the period 2004-2009.

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The ingestion of a foreign body that penetrates the gastric wall and migrates to the liver, where it causes an abscess is uncommon. A case of an ingested rosemary twig perforating the gastric antrum, then migrating to the liver, complicated by hepatic abscess and Staphylococcus aureus sepsis is reported. A 59-year-old man without a history of foreign body ingestion was admitted to our hospital because of sepsis and epigastralgia, which had progressively worsened.

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Purpose: The optimal operative treatment for severe necrotizing pancreatitis (SNP) still remains controversial. This article describes the operative approach with a planned staged necrosectomy using the "zipper" technique.

Methods: Between 1996 and 2000, 35 patients with SNP were treated with this approach.

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Acute biliary diseases have become the most common indication for major abdominal surgery. We investigated 60 patients who underwent surgery for the acute biliary diseases, within 48 hours from the onset of the illness (group I), and over longer preoperative interval (48 h up to 5 days) (group II). Surgical specimen (gallbladder) was histologically examined.

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Solid-cystic-pseudopapillary tumor (SCPT) of the pancreas, described by Frantz (1959), is a very rare clinical pathologic entity with relatively low grade malignant potential. The tumor is more frequent in the body and tail of the pancreas. The majority of patients are young females.

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The prime role of hepatic resection in the management of colorectal cancer metastatic to the liver is firmly established. At least a third of patients who undergo liver resection for colorectal metastases can expect to survive five years. Since 1999, 106 hepatic metastases were resected in 42 patients (synchr.

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