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Aydin S, Kuloglu T, Ozercan MR, Albayrak S, Aydin S, Bakal U, Yilmaz M, Kalayci M, Yardim M, Sarac M, Kazez A, Kocdor H, Kanat B, Ozercan İH, Gonen M, Bilgen M, Balgetir F. Irisin immunohistochemistry in gastrointestinal system cancers. Biotech Histochem 2016; 91:242-250. [PMID: 26963139 DOI: 10.3109/10520295.2015.1136988] [Citation(s) in RCA: 69] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023] [Imported: 09/11/2023] Open
Abstract
Cancer is the leading cause of morbidity and mortality worldwide. Some studies have shown that high heat kills cancer cells. Irisin is a protein involved in heat production by converting white into brown adipose tissue, but there is no information about how its expression changes in cancerous tissues. We used irisin antibody immunohistochemistry to investigate changes in irisin expression in gastrointestinal cancers compared to normal tissues. Irisin was found in human brain neuroglial cells, esophageal epithelial cells, esophageal epidermoid carcinoma, esophageal adenocarcinoma and neuroendocrine esophageal carcinoma, gastric glands, gastric adenosquamous carcinoma, gastric neuroendocrine carcinoma, gastric signet ring cell carcinoma, neutrophils in vascular tissues, intestinal glands of colon, colon adenocarcinoma, mucinous colon adenocarcinoma, hepatocytes, hepatocellular carcinoma, islets of Langerhans, exocrine pancreas, acinar cells and interlobular and interlobular ducts of normal pancreas, pancreatic ductal adenocarcinoma, and intra- and interlobular ducts of cancerous pancreatic tissue. Histoscores (area × intensity) indicated that irisin was increased significantly in gastrointestinal cancer tissues, except liver cancers. Our findings suggest that the relation of irisin to cancer warrants further investigation.
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Gürer B, Kertmen H, Kasim E, Yilmaz ER, Kanat BH, Sargon MF, Arikok AT, Ergüder BI, Sekerci Z. Neuroprotective effects of testosterone on ischemia/reperfusion injury of the rabbit spinal cord. Injury 2015; 46:240-248. [PMID: 25467821 DOI: 10.1016/j.injury.2014.11.002] [Citation(s) in RCA: 42] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/14/2014] [Revised: 10/25/2014] [Accepted: 11/03/2014] [Indexed: 02/02/2023] [Imported: 09/11/2023]
Abstract
AIM Previous studies demonstrated the neuroprotective effects of testosterone, but no previous study has examined the neuroprotective effects of testosterone on spinal cord ischemia/reperfusion injury. The purpose of this study was to evaluate whether testosterone could protect the spinal cord from ischemia/reperfusion injury. METHODS Rabbits were randomised into four groups of eight animals as follows: group 1 (control), group 2 (ischemia), group 3 (methylprednisolone) and group 4 (testosterone). In the control group only a laparotomy was performed. In all other groups, the spinal cord ischemia model was created by the occlusion of the aorta just caudal to the renal artery. Levels of malondialdehyde and catalase were analysed, as were the activities of caspase-3, myeloperoxidase, and xanthine oxidase. Histopathological and ultrastructural evaluations were performed. Neurological evaluation was performed with the Tarlov scoring system. RESULTS After ischemia-reperfusion injury, increases were found in caspase-3 activity, myeloperoxidase activity, malondialdehyde levels, and xanthine oxidase activity. In contrast, decreases in catalase levels were observed. After the administration of testosterone, decreases were observed in caspase-3 activity, myeloperoxidase activity, malondialdehyde levels, and xanthine oxidase activity, whereas catalase levels increased. Furthermore, testosterone treatment showed improved results concerning histopathological scores, ultrastructural score and Tarlov scores. CONCLUSIONS Our results revealed for the first time that testosterone exhibits meaningful neuroprotective activity following ischemia-reperfusion injury of the spinal cord.
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Girgin M, Kanat BH, Ayten R, Cetinkaya Z, Kanat Z, Bozdağ A, Turkoglu A, Ilhan YS. Minimally invasive treatment of pilonidal disease: crystallized phenol and laser depilation. Int Surg 2012; 97:288-292. [PMID: 23294066 PMCID: PMC3727265 DOI: 10.9738/cc130.1] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022] [Imported: 09/11/2023] Open
Abstract
Pilonidal disease has been treated surgically and by various other methods for many years. The most important problem associated with such treatment is recurrence, but cosmetic outcome is another important issue that cannot be ignored. Today, crystallized phenol is recognized as a treatment option associated with good medical and cosmetic outcomes. We hypothesized that the addition of laser depilation to crystallized phenol treatment of pilonidal disease might increase the rate of success, and this study aimed to determine if the hypothesis was true. Patients who were treated with crystallized phenol and 755-nm alexandrite laser depilation were retrospectively analyzed. In total, 42 (31 male and 11 female) patients were treated with crystallized phenol and alexandrite laser depilation and were followed up between January 2009 and January 2012. In all, 38 patients (90.5%) had chronic disease and 4 (9.5%) had recurrent disease. Among the patients, 26 (61.9%) recovered following 1 crystallized phenol treatment, and the remaining patients had complete remission following repeated treatment. Some patients needed multiple treatments, even up to 8 times. None of the patients had a recurrence during a mean 24 months (range, 6-30 months) of follow-up. Whatever method of treatment is used for pilonidal disease, hair cleaning positively affects treatment outcome. The present results support the hypothesis that the addition of laser depilation (which provides more permanent and effective depilation than other methods) to crystallized phenol treatment (a non-radical, minimally invasive method associated with very good cosmetic results) can increase the effectiveness of the treatment and also reduce the recurrence rate of the disease.
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Kanat BH, Sözen S. Disease that should be remembered: Sacrococcygeal pilonidal sinus disease and short history. World J Clin Cases 2015; 3:876-879. [PMID: 26488023 PMCID: PMC4607805 DOI: 10.12998/wjcc.v3.i10.876] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/20/2015] [Revised: 05/08/2015] [Accepted: 08/30/2015] [Indexed: 02/05/2023] [Imported: 08/29/2023] Open
Abstract
Pilonidal sinus disease has led to heated debates since it was first described in the medical literature. Although a consensus has been built on its etiology and pathogenesis, the same course has not progressed for treatment modality. This review is a short article about the process of pilonidal sinus disease from past to present. Some important points were mentioned between the years 1833, which is accepted as the milestone for the awareness of the disease, in which it was first reported until the year of 1880, in which it was given its name. Although its name has been the same for about two centuries, some other names such as "Jeep Disease" have also been used depending on the population affected by the disease. At present, it is indisputable that the disease is acquired. Large series were presented about the treatment in the last two decades. Some surgical methods were even named after the ones who first described them and they have many supporters. However, since the treatment modalities have some advantages and disadvantages and they do not have marked superiority over others, debates still continue. We hope that pilonidal sinus disease will not lose its significance and be underrated in parallel with the developments in technology and specialization in medicine.
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Kanat BH, Atmaca M, Girgin M, Ilhan YS, Bozdağ A, Özkan Z, Yazar FM, Emir S. Effects of Mastalgia in Young Women on Quality of Life, Depression, and Anxiety Levels. Indian J Surg 2016; 78:96-99. [PMID: 27303116 PMCID: PMC4875894 DOI: 10.1007/s12262-015-1325-5] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/26/2015] [Accepted: 08/18/2015] [Indexed: 10/23/2022] [Imported: 09/11/2023] Open
Abstract
The aims of this study are to evaluate whether or not there is a relationship between mastalgia with anxiety and depression in young women with mastalgia who do not have organic breast pathology and to examine the effect of pain on the quality of life. Forty female pre-menopausal patients between the ages of 20-40 years with mastalgia and 40 totally healthy volunteers with the same characteristics were investigated with the Short Form 36 (SF-36), Hamilton Depression Scale, and the Hamilton Anxiety Rating Scale prospectively following breast examination and radiological examination. Statistical assessments were performed using the SPSS 11.5. Anxiety levels were observed to be higher in the patient group (p = 0.04). The depression level was higher in the patient group; however, this was not statistically significant (p = 0.08). The quality of life of the mastalgia group was determined to be lower than that of the control group, and the sub-parameters of physical function (p = 0.04), body pain (p = 0.02), general health (p = 0.03), and energy (p = 0.008) were found to be significantly low. There may be a relationship between mastalgia and depression in young women with mastalgia; however, a closer relationship between anxiety and mastalgia is observed. Mastalgia affects the quality of life of an individual negatively at a significant degree.
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Girgin M, Kanat BH. The results of a one-time crystallized phenol application for pilonidal sinus disease. Indian J Surg 2014; 76:17-20. [PMID: 24799778 PMCID: PMC4006012 DOI: 10.1007/s12262-012-0548-y] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/22/2012] [Accepted: 06/04/2012] [Indexed: 12/14/2022] [Imported: 09/11/2023] Open
Abstract
The aim of this study was to investigate the cure rate after a one-time phenol application for pilonidal sinus disease. Forty-eight patients diagnosed with pilonidal sinus from May 2006 to September 2009 were retrospectively reviewed. They were all managed under the same polyclinic conditions in different hospitals by the same surgeon under local anesthesia. Crystallized phenol was applied a total of 97 times on 48 patients. The median follow-up was 22 months (range, six to 38 months). Two patients (4 %) could not participate in the follow-up. One of these patients had 12 sinuses and didn't continue treatment after eight applications of phenol, and the other had nine sinuses and didn't continue treatment after five applications of phenol. The one-time application cure rate was 64.5 %, and the rate of success was 95 % with two or more applications. Recurrence did not occur during this period. A one-time phenol application is an effective treatment for pilonidal sinus disease. Hence, it can be an alternative to surgical treatment.
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Yenicerioglu A, Cetinkaya Z, Girgin M, Ustundag B, Ozercan IH, Ayten R, Kanat BH. Effects of trimetazidine in acute pancreatitis induced by L-arginine. Can J Surg 2013; 56:175-179. [PMID: 23484468 PMCID: PMC3672430 DOI: 10.1503/cjs.032811] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 02/20/2012] [Indexed: 12/29/2022] [Imported: 09/11/2023] Open
Abstract
BACKGROUND In acute pancreatitis, oxygen free radicals (OFRs) and cytokines have been shown to play a role in the failure of pancreatic microcirculation and the development of local tissue damage. We studied the effects of trimetazidine (TMZ), a potent antioxidant and anti-ischemic agent, on acute pancreatitis. METHODS Rats were randomized into 3 groups: a control group (n = 15), a study group (n = 15) in which acute pancreatitis was induced with with L-arginine, and a treatment group (n = 15) in which pancreatitis was induced and treated with TMZ intraperitoneally. The rats were followed for 24 hours. At the 24th hour we determined serum levels of aspartate aminotransferase (AST), alanine aminotransferase (ALT), amylase, lactate dehydrogenase (LDH), interleukin 1-β (IL-1β), interleukin 6 (IL-6) and tumour necrosis factor-α (TNF-α), and the pancreatic tissues were analyzed histopathologically. RESULTS The AST (p < 0.001), ALT (p < 0.01), amylase (p < 0.001), LDH (p < 0.01), TNF-α (p < 0.01), IL-1β (p < 0.001) and IL-6 (p < 0.001) levels, and pancreatic tissue edema (p < 0.01), hemorrhage (p < 0.05), acinar cell necrosis (p < 0.001) and level of perivascular inflammation (p < 0.01), were significantly lower in the treatment group than the study group. CONCLUSION Trimetazidine markedly decreases biochemical and histopathologic changes during the early stages of acute pancreatitis, thus preserving the pancreas histologically.
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Kanat BH, Ayten R, Aydın S, Girgin M, Cetinkaya Z, Ilhan YS, Yur M, Catak Z. Significance of appetite hormone ghrelin and obestatin levels in the assessment of the severity of acute pancreatitis. THE TURKISH JOURNAL OF GASTROENTEROLOGY : THE OFFICIAL JOURNAL OF TURKISH SOCIETY OF GASTROENTEROLOGY 2014; 25:309-313. [PMID: 25141321 DOI: 10.5152/tjg.2014.4081] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/22/2022] [Imported: 08/29/2023]
Abstract
BACKGROUND/AIMS Due to risk of morbidity and mortality, various tests and scoring systems used in the assessment of the diagnosis and severity of acute pancreatitis disease are gaining more importance every day. Most of the current scoring systems, validated by various parameters, have a sophisticated and complex structure. Research is ongoing to establish a method to diagnose the disease and determine the severity by using different and simple parameters. In this trial, we aimed to investigate the role of the orexigenic "ghrelin" and anorexigenic "obestatin" hormones, if any, on the diagnosis and assessment of the severity of acute pancreatitis. MATERIALS AND METHODS A total of 30 patients hospitalized between September 2009 and September 2010 with a diagnosis of acute pancreatitis (AP) and 25 healthy volunteers were enrolled in the trial with a prospective and randomized design. The patients were classified in two groups, mild (Ranson ≤3 and / or Apache II ≤8) and severe (Ranson >3 and/or Apache II >8) cases, as per the Ranson and Apache-II criteria; the ghrelin and obestatin levels in blood samples obtained from the patients were measured using the ELISA method. RESULTS Twenty-two of the 30 patients (73%) were regarded as mild pancreatitis cases, while 8 cases (27%) were diagnosed as severe pancreatitis. Comparison of the mild and severe pancreatitis groups did not reveal a statistical difference between the two groups in terms of acylated and de-acylated ghrelin values on presentation and following the initiation of oral feeding. Similarly, no significant difference was found in the comparison of the patient and the control groups in terms of acylated and de-acylated ghrelin values on presentation (p=0.863). On the other hand, acylated and de-acylated ghrelin values after initiation of oral feeding were observed to be higher in the patient group (p=0.001, p=0.000). Comparison of these two groups revealed a significant difference in obestatin values, both on presentation and after initiation of oral feeding (p=0.002 and p=0.000). CONCLUSION Consistently high serum ghrelin values during pancreatic inflammation suggest that ghrelin may be used as an adjunctive parameter in the monitoring of the course of the disease. On the other hand, high obestatin values in patients on presentation indicate that this hormone is a more significant parameter in terms of diagnosis. However, no correlation was established between these two peptide hormones and the severity of AP.
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Emir S, Topuz O, Kanat BH, Bali I. Sinotomy technique versus surgical excision with primary closure technique in pilonidal sinus disease. Bosn J Basic Med Sci 2014; 14:263-267. [PMID: 25428682 PMCID: PMC4333974 DOI: 10.17305/bjbms.2014.4.139] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/12/2014] [Revised: 10/16/2014] [Accepted: 10/19/2014] [Indexed: 12/27/2022] [Imported: 09/11/2023] Open
Abstract
Pilonidal disease is a common chronic disorder mainly seen in the sacrococcygeal region, especially in young males. Many surgical treatment modalities have been suggested, but an ideal and widely accepted treatment has yet to be established. The aim of this study was to compare quality of life of patients treated with the sinotomy technique with quality of life of patients treated with surgical excision plus primary closure technique by means of quality of life questionnaire. The data of patients who had been treated for pilonidal sinus in our clinic from September 2010 to June 2012 were analyzed retrospectively. Forty patients were treated with sinotomy technique and 40 patients were treated with surgical excision plus primary closure technique. Time to return to work and to time to complete wound healing were evaluated. All patients were asked to fill the questionnaire after complete healing occurred. Postoperative complications were bleeding in 2.5%, infection in 3.75% and fever in 2.5% patients. There were no significant differences between the two groups in terms of complete healing (p=0.1) and sport times (p=0.1). There were significant differences between the groups in terms of length of hospital stay (p ≤ 0.001), time off work (p ≤ 0.001),times to sitting on toilet and walking without pain (p=0.002 and p ≤ 0.001,respectively). The mean postoperative VAS scores were 5.2 ± 3.2 and 2.8 ± 2.2, respectively (p=0.02). The technique of sinotomy with good wound and surrounding skin care seems to be an ideal approach with high chance of cure. The patients returned to their routine in a short period of time.
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Baktir A, Dogru O, Girgin M, Aygen E, Kanat BH, Dabak DO, Kuloglu T. The effects of different prosthetic materials on the formation of collagen types in incisional hernia. Hernia 2013; 17:249-253. [PMID: 22907153 DOI: 10.1007/s10029-012-0979-1] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/26/2012] [Accepted: 08/09/2012] [Indexed: 01/05/2023] [Imported: 09/11/2023]
Abstract
OBJECTIVE The aim of this study was to determine the rate of collagen Type I/Type III for different meshes. METHOD Fifty rats were used. Five groups were formed: prolene (n = 10), mersilene (n = 10), parietex (n = 10), e PTFE (n = 10) and control group (n = 10). In all animals, laparotomy was performed using a midline incision. After that four different kinds of meshes are placed into the retro-rectus plane and fixed with a non-absorbable suture. Rectus superficial fascia and skin are closed. In the control group, repairment is done primarily. Thirty days later, meshes are found through the incisions that were done previously. Scar tissues above and near by meshes and also in the control group are taken, and in these tissue samples, the ratio of Type I/III is evaluated histochemically. RESULTS The Prolene mesh was found to contain more collagen fibers than e PTFE. As a result of the histopathologic evaluation, it was seen that Group I contained statistically significantly more collagen density than the other four groups (p < 0.05). Moreover, the collagen Type I/III ratio in the specimen taken from the top part and the surrounding area of Group I was found significantly higher than the collagen Type I/III ratios of the rest of the groups (p < 0.05). CONCLUSION As a conclusion, the ratio of collagen Type I/III is the highest in the prolene group.
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Kanat BH, Bozan MB, Yazar FM, Yur M, Erol F, Özkan Z, Emir S, Urfalıoğlu A. Comparison of early surgery (unroofing-curettage) and elective surgery (Karydakis flap technique) in pilonidal sinus abscess cases. ULUS TRAVMA ACIL CER 2014; 20:366-370. [PMID: 25541849 DOI: 10.5505/tjtes.2014.62547] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022] [Imported: 09/11/2023]
Abstract
BACKGROUND The aim of this study is to compare the effectiveness and success of early (acute) period local surgical intervention (unroofing-curettage) followed by dressing and secondary healing with the surgery performed in elective conditions (pilonidal sinus excision and Karydakis flap) following conventional abscess treatment (drainage-antibiotic therapy) in pilonidal sinus abscess cases. METHODS The data of the patients treated for pilonidal sinus abscesses in our clinic between January 2012 and March 2013 were analyzed, retrospectively. Those who had early surgery were determined as Group S, and those who had elective surgery following drainage-antibiotic therapy were determined as Group K. Patients in both groups were compared in terms of age, gender, complications, recurrence rate and healing time. Patients were followed for an average of 14 months. RESULTS Of the 53 patients included in the study, 28 were in Group S and 25 in Group K. The mean age and gender distribution of both groups were similar and a significant difference was not found between the groups in terms of complication development and recurrence. However, there was a statistically significant difference between the groups in terms of treatment duration (p=0.02). CONCLUSION In treating acute pilonidal abscesses, the Karydakis method, following drainage-antibiotic therapy, is a preferable method due to its shorter treatment duration and higher patient comfort.
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Comparative Study |
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Özkan Z, Aksoy N, Emir S, Kanat BH, Gönen AN, Yazar FM, Çimen AR. Investigation of the relationship between serum hormones and pilonidal sinus disease: a cross-sectional study. Colorectal Dis 2014; 16:311-314. [PMID: 24330514 DOI: 10.1111/codi.12520] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/02/2013] [Accepted: 10/11/2013] [Indexed: 12/14/2022] [Imported: 09/11/2023]
Abstract
AIM The aim of this cross-sectional study was to determine whether pilonidal sinus is influenced by hormones that stimulate body hair growth. Currently, there are insufficient data on the presence of hormonal abnormalities in pilonidal sinus disease. METHOD Hormone levels (including those of thyroid-stimulating hormone, follicular-stimulating hormone, luteinizing hormone, prolactin, progesterone, oestradiol, testosterone, cortisol and dehydroepiandrosterone) were measured in 39 patients with pilonodal sinus presenting between February 2013 and March 2013. The results were compared with those of 39 volunteers without this disease. RESULTS There was no statistically significant difference between men with pilonidal sinus disease (P > 0.05). The prolactin levels of women with pilonoidal sinus were significantly higher than those of women in the control group (P < 0.05). CONCLUSION Raised serum prolactin levels in women may be related to the development of pilonidal sinus disease.
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Kanat BH, Doğan S. Is gastroscopy necessary before bariatric surgery? World J Gastrointest Endosc 2022; 14:29-34. [PMID: 35116097 PMCID: PMC8788171 DOI: 10.4253/wjge.v14.i1.29] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/18/2021] [Revised: 05/26/2021] [Accepted: 12/22/2021] [Indexed: 02/06/2023] [Imported: 08/29/2023] Open
Abstract
Obesity is the abnormal accumulation of fat or adipose tissue in the body. It has become a serious health problem in the world in the last 50 years and is considered a pandemic. Body mass index is a widely used classification. Thus, obese individuals can be easily classified and standardized. Obesity is the second cause of preventable deaths after smoking. Obesity significantly increases mortality and morbidity. We thought of preparing a publication about routine procedures for the preoperative evaluation of obesity. The question that we asked as bariatric and metabolic surgeons but which was not exactly answered in the literature was "Is esophagogastroduodenoscopy (EGD) necessary before bariatric surgery?" We found different answers in our literature review. The European Association of Endoscopic Surgery guidelines recommend EGD for all bariatric procedures. They strongly recommend it for Roux-en-Y gastric bypass (RYGB). As a result of a recent study by the members of the British Obesity & Metabolic Surgery Society, preoperative EGD is routinely recommended for patients undergoing sleeve gastrectomy, even if they are asymptomatic, but not recommended for RYGB. It is recommended for symptomatic patients scheduled for RYGB. According to the International Sleeve Gastrectomy Expert Panel Consensus Statement, preoperative EGD is definitely recommended for patients scheduled for sleeve gastrectomy, but its routine use for RYGB is controversial. However, a different view is that the American Society for Gastrointestinal Endoscopy recommends endoscopy only for symptomatic patients scheduled for bariatric surgery. In the literature, the primary goal of EGD recommended for sleeve gastrectomy has been interpreted as determining esophagitis caused by gastroesophageal reflux. In the light of the literature, it is stated that this procedure is not necessary in America, while it is routinely recommended in the European continent. Considering medicolegal cases that may occur in the future, we are in favor of performing EGD before bariatric surgery. In conclusion, EGD before bariatric surgery is insurance for both patients and physicians. There is a need for larger and prospective studies to reach more precise conclusions on the subject.
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Girgin M, Binnetoglu K, Duman K, Kanat BH, Cetinkaya Z, Ayten R, Ilhan YS, Ilhan N, Seker I, Timurkaan N. Effects of platelet rich plasma on fascial healing in rats with fecal peritonitis. Acta Cir Bras 2016; 31:314-319. [PMID: 27275852 DOI: 10.1590/s0102-865020160050000004] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/14/2016] [Accepted: 04/17/2016] [Indexed: 09/11/2023] [Imported: 09/11/2023] Open
Abstract
PURPOSE To evaluate the effects of platelet rich plasma (PRP) on the healing of fascia wherein peritonitis has been created. METHODS Twenty eight Wistar Albino rats were divided into four groups. Only a primary fascial repair following laparotomy was performed on Group 1, a primary fascial repair performed and PRP treatment applied following laparotomy on Group 2, and a fecal peritonitis created following laparotomy and a primary fascial repair carried out on Group 3. A fecal peritonitis was created following laparotomy and primary fascial repair and PRP treatment on the fascia was carried out on Group 4. RESULTS TNF-α was found to be significantly lower in the control group (Group 1). It was detected at the highest level in the group in which fecal peritonitis was created and PRP applied (Group 4). TGF-β was determined as being significantly higher only in Group 4. Histopathologically, the differences between the groups in terms of cell infiltration and collagen deposition were not found to be significant. CONCLUSION When platelet rich plasma was given histologically and biochemicaly as wound healing parameters cellular infiltration, collagen accumulation, and tissue hydroxyiproline levels were not increased but neovascularization, fibroblast activation and TNF Alfa levels were increased and PRP accelerated wound healing.
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Yazar FM, Kanat BH, Emir S, Bozan MB, Bilgiç Y, Şahin A, Erol F, Özkan Z, Gül E, Urfalioğlu A. An obstruction not to forget: Pseudo-obstruction (Ogilvie syndrome): Single center experience. Indian J Crit Care Med 2016; 20:164-168. [PMID: 27076728 PMCID: PMC4810894 DOI: 10.4103/0972-5229.178180] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022] [Imported: 09/11/2023] Open
Abstract
PURPOSE Colonic pseudo obstruction disease commonly seen in the elderly, immobile patient group can cause serious mortality and morbidity. Our objective in this retrospective study is to share our clinical experience by evaluating patients with Ogilvie syndrome who were followed and treated in our clinic. METHODS Eleven cases with the diagnosis of Ogilvie syndrome followed up and treated between September 2010 and April 2013 were evaluated retrospectively. All the patients that had no symptoms of acute abdominal pain were initiated conservative treatment. Colonoscopic decompression was attempted for patients whose clinical pictures were not recovered. Patients underwent operation if they developed peritoneal irritation symptoms during these procedures and of their number of white blood cells seriously increased during the follow-up period. RESULTS A total of 11 patients were treated for Ogilvie syndrome. 6 of the patients underwent surgical treatment, and 5 were treated medically. Mortality developed in two patients. The main cause of mortality was a delay in diagnosis and additional severe underlying diseases. Seven patients were given Neostigmine. Of these, 2 patients required surgery and 3 patients responded to Neostigmine. CONCLUSION Ogilvie syndrome is a rare cause of ileus of the colon. It is more common particularly in old patients with additional problems. If the disease is suspected and diagnosed early, unnecessary surgical interventions can be prevented with medical treatment choices.
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Kurt F, Sözen S, Kanat BH, Kutluer N, Sakalli O, Gençtürk M, Kanat Z. Effect of platelet-rich plasma on healing in laser pilonidoplasty for pilonidal sinus disease. Lasers Med Sci 2021; 36:1015-1021. [PMID: 32862404 DOI: 10.1007/s10103-020-03137-5] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/28/2020] [Accepted: 08/24/2020] [Indexed: 10/23/2022] [Imported: 09/11/2023]
Abstract
The aim of this study was to evaluate the effects of application of platelet-rich plasma in addition to laser pilonidoplasty for the treatment of pilonidal sinus. Twenty-five patients who were treated by laser pilonidoplasty for pilonidal sinus (group 1) and 25 patients who were treated by platelet-rich plasma in addition to laser pilonidoplasty (group 2) at this clinic were included in the study. Patients were classified according to the Irkorucu and Adana Numune's classification and treatment concept. Duration of stay of the patients in the hospital, time to start daily activities, duration of wound healing, recurrence, and complications were evaluated. Among the 50 patients included in the study, 41 (%82) were males and 9 (%18) were females. The mean age was 25.6 ± 2.4 years and 24.8 ± 3.8 years in groups 1 and 2, respectively. The locations of the pilonidal sinus were similar in the two groups. No statistically significant differences were found in the duration of hospital stay, duration of the procedure, time to return to work, and complication rates between the two groups. Nevertheless, duration of wound healing was 6.1 ± 2.3 and 4.1 ± 0.9 weeks in groups 1 and 2, respectively, and was shorter in group 2. Duration of wound healing was statistically significantly different in the two groups. We concluded in this study that application of platelet-rich plasma in addition to laser pilonidoplasty significantly shortens the time of wound healing.
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Kanat BH, Bozan MB, Emir S, Yazar FM, Erol F, Alataş Ö, Altınsoy HB, Aksu A. A complication of thyroidectomy: Do not forget suture reaction. Turk J Surg 2017; 33:58-61. [PMID: 28740951 PMCID: PMC5508243 DOI: 10.5152/ucd.2017.3182] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/28/2015] [Accepted: 10/04/2015] [Indexed: 11/22/2022] [Imported: 09/11/2023]
Abstract
OBJECTIVE In this study, we aimed to present patients who have developed suture reaction and were treated in our clinic following thyroidectomy operation. MATERIAL AND METHODS Patients who had been treated for suture reaction following thyroidectomy between January 2012 and December 2014 were retrospectively evaluated. The patients were analyzed in terms of their age, gender, duration of the symptoms, type of previous operation and treatment modality. RESULTS Between January 2012 and December 2014, 559 thyroid/parathyroid operations were performed in our clinic. A total of 12 patients were admitted with suture reaction within this period thus yielding a suture reaction incidence of 2.1%. The mean age of these patients was 42±7.65 years, 75% of them were female while 25% of them were male. The types of previous operations were bilateral total thyroidectomy in 83.3%, lobectomy in 8.3% and near total thyroidectomy in 8.3% of the patients. The mean symptom duration was 7.2±4.3 (2-16) months. Two patients (16.7%) underwent a second surgical operation for suture reaction, while 10 patients (83.3%) were treated conservatively. None of the patients developed complications. CONCLUSION One of the most common complications that develop after thyroidectomy is bleeding. Ligation must be performed in order to prevent this complication. As it is known, surgical ligation with sutures may cause tissue reaction. Sutures that are absorbable and have a low risk for reaction formation should be chosen if suturing is preferred.
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Kanat BH, Solmaz ÖA, Bozdağ P, Doğan S, Kutluer N, Kurt F, Yazar FM, Aydin Y, Öndes B. Chronic appendicitis: the process from pre-diagnosis to pathology. EUROPEAN REVIEW FOR MEDICAL AND PHARMACOLOGICAL SCIENCES 2021; 25:7898-7902. [PMID: 34982452 DOI: 10.26355/eurrev_202112_27639] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Subscribe] [Scholar Register] [Indexed: 06/14/2023] [Imported: 08/29/2023]
Abstract
OBJECTIVE Chronic appendicitis (CA) is a rare medical condition. CA is characterized by a less severe and almost continuous abdominal pain. It has a clinical picture lasting longer than 1-2 days and extending over weeks, months, even years. The exact etiology of CA is unclear. Certain resources have reported it as the cause of partial obstruction in the lumen of the appendix. PATIENTS AND METHODS Our study was carried out with the approval of the Clinical Research Ethics Committee. A retrospective analysis was performed between August 2018 and March 2020. RESULTS It was determined that 207 appendectomies were performed during the retrospective scan period. The data of 182 of these patients could be accessed fully and we could get answers to the criteria we thought. Only 8 of the patients screened were likely to be diagnosed with chronic appendicitis in the preoperative period. CA was found in 1 of the 8 patients (12.5%) who underwent surgery after a preliminary diagnosis of CA. Two patients were reported as malignant (25%), 3 patients (37.5%) as reactive lymphoid hyperplasia, and 1 patient as peri appendicitis (12.5%). Bleeding and congestion were reported in the last patient (12.5%). CONCLUSIONS The diagnosis of chronic appendicitis is made by pathological examination. It may not always be possible to consider "chronic appendicitis" as a preliminary diagnosis. This should still be kept in mind. In our opinion, it is a bit difficult to make a preliminary diagnosis of chronic appendicitis and make a surgical decision. We believe that controlled and prospective studies can shed more light on chronic appendicitis.
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Kanat BH, Yazar FM, Kutluer N, Solmaz ÖA, Bozan MB, Çay F, Eröz E, Saçli A. Use of Silver Nitrate Application as Mini-Invasive Treatment of Pilonidal Sinus Disease. Chirurgia (Bucur) 2020; 115:775-782. [PMID: 33378636 DOI: 10.21614/chirurgia.115.6.775] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 12/01/2020] [Indexed: 11/23/2022] [Imported: 09/11/2023]
Abstract
OBJECTIVES To investigate the cure rate and adverse effects of silver nitrate application for treatment of pilonidal sinus disease (PSD). Methods: Number of sinus pit orifices, and complications with silver nitrate application and debridement for sacrococcygeal PSD between January 2015 and July 2018 were analyzed in this retrospective study. Data were obtained from surgical, discharge, and outpatient follow-up records. Among 56 patients who were treated with silver nitrate stick, 11 patients with incomplete hospital records were excluded from the study. Demographic data including age, gender, length of follow-up, number of silver nitrate applications, number of involved sinuses and recurrence and complication rates were recorded. Results were expressed as frequencies, means, and range of values. The Mann Whitney U and chi square tests were used to evaluate significance. Results: Mean age was 24.3 +- 5.18 (range, 14 - 36) years, and recurrence occurred in 4 (8.9%) patients. Complications developed in 10 (22.2%) patients and included abscess, erythema, and necrosis in 5 (11.1%), 2 (4.4%), and 3 (6.6%) patients, respectively. The recurrence rate was significantly higher in patients who developed abscesses during the follow-up period (p = 0.001) than those who did not. There was no statistically significant correlation between the recurrence rate and number of sinuses or the number of silver nitrate applications. CONCLUSION Low morbidity and high healing rates achieved with silver nitrate provide support for this application as a feasible and effective conservative outpatient treatment for PSD in certain patients.
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Girgin M, Kılınç GS, Ozercan I, Simsek BC, Kavak B, Celik H, Gurates B, Kanat BH. Mullerian inhibiting substance expression in papillary thyroid cancer. Asian J Surg 2013; 36:126-129. [PMID: 23810163 DOI: 10.1016/j.asjsur.2012.11.009] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/09/2012] [Revised: 08/17/2012] [Accepted: 10/31/2012] [Indexed: 11/27/2022] [Imported: 09/11/2023] Open
Abstract
OBJECTIVE To examine the expression of Mullerian inhibiting substance (MIS) in papillary thyroid cancer. MATERIALS AND METHODS The MIS expression was examined by studying the immunohistochemistry in deparafinized sections prepared from tissue blocks of patients who were diagnosed with papillary thyroid cancer, as given in the pathology archive records (n = 23). RESULTS In all the cases studied, 50% (n = 10) showed strong staining and 50% showed moderate staining. The percentage of staining was found to be 94.2 ± 3.1% in strongly stained cases and 92.2 ± 2.1% in moderately stained cases. Normal thyroid tissues neighboring the tumor did not display any staining. CONCLUSION The MIS expression can be used as a significant tool in differential diagnosis of papillary thyroid cancer and also to shed light on its etiopathogenesis.
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Kanat BH, Kutluer N, Bozan MB, Aksoy N, Öztürk T. A FORGOTTEN STATUS: GOSSYPIBOMA. ARQUIVOS BRASILEIROS DE CIRURGIA DIGESTIVA : ABCD = BRAZILIAN ARCHIVES OF DIGESTIVE SURGERY 2021; 34:e1571. [PMID: 34008712 PMCID: PMC8121046 DOI: 10.1590/0102-672020190004e1571] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 07/16/2020] [Accepted: 11/21/2020] [Indexed: 01/16/2023] [Imported: 09/11/2023]
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Girgin M, Kanat BH, Ayten R, Çetinkaya Z. [Incidentally diagnosed liver and right iliac muscle hydatid disease]. TURKIYE PARAZITOLOJII DERGISI 2012; 36:48-50. [PMID: 22450923 DOI: 10.5152/tpd.2012.12] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/31/2023] [Imported: 09/11/2023]
Abstract
Hydatid cyst disease is localized in the liver and lungs in most of the cases, but also can exist throughout the body. In this article, we present a 20-year-old male patient who was diagnosed with hydatid cyst of the liver and iliac muscle, who presented because of respiratory problems. Especially in endemic areas, in patients who are detected as having hydatid cyst in the liver, systemic examinations must be cattied out and investigated regarding any involvement of other organs.
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Emir S, Bali İ, Sözen S, Yazar FM, Kanat BH, Gürdal SÖ, Özkan Z. The efficacy of fibrin glue to control hemorrhage from the gallbladder bed during laparoscopic cholecystectomy. Turk J Surg 2013; 29:158-161. [PMID: 25931869 PMCID: PMC4382815 DOI: 10.5152/ucd.2013.2319] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/06/2013] [Accepted: 11/24/2013] [Indexed: 12/13/2022] [Imported: 09/11/2023]
Abstract
OBJECTIVE The aim of the study is to report our experience with fibrin glue application in the management of bleeding from the gallbladder bed during laparoscopic cholecystectomy, which could not be controlled by conventional methods. MATERIAL AND METHODS Three hundred eighty-two patients underwent laparoscopic cholecystectomy. Fourteen patients with bleeding from the gallbladder bed, which could not be controlled by conventional methods, were analyzed retrospectively. RESULTS Fibrin glue was used in 10 patients. Six (71%) were female and 4 were (29%) male. The mean age was 55.7 years. Fourteen patients were operated for the presence of symptomatic gallstones. Thirteen patients (92%) had a concomitant pathology. The mean time spent to maintain hemostasis was 23.9 minutes (15-35). Blood products were used in two patients with hemoglobin values under 8 mg/dL. Hemostasis could not be achieved in a patient despite fibrin glue application, and the operation was converted to open surgery. CONCLUSION The application of fibrin glue for bleeding from the gallbladder bed during laparoscopic cholecystectomy can reduce conversion rates, further studies including more patients are required.
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Bozan MB, Kutluer N, Aksu A, Bozan AA, Kanat BH, Böyük A. IS BODY MASS INDEX AND OBESITY SURGERY MORTALITY SCORE IMPORTANT IN PERIOPERATIVE COMPLICATIONS OF LAPAROSCOPIC SLEEVE GASTRECTOMY BEFORE DISCHARGE? ARQUIVOS BRASILEIROS DE CIRURGIA DIGESTIVA : ABCD = BRAZILIAN ARCHIVES OF DIGESTIVE SURGERY 2021; 34:e1602. [PMID: 34669891 PMCID: PMC8521821 DOI: 10.1590/0102-672020210002e1602] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 10/22/2020] [Accepted: 01/13/2021] [Indexed: 12/23/2022] [Imported: 09/11/2023]
Abstract
BACKGROUND Morbid obesity surgery and related complications have increased with time. AIM To evaluate the relationship between perioperative complications before discharge and preoperative body mass index and obesity surgery mortality score in laparoscopic sleeve gastrectomy. METHOD 1617 patients who met the inclusion criteria were evaluated retrospectively. The patients were examined in terms of demographic data, presence of comorbidities, whether there were complications or not, type of complications and obesity surgery mortality score. RESULTS Complications were seen in 40 patients (2.5%) and mortality wasn't seen in the early postoperative period before discharge. The mean age of patients with complications was 36.3±10.02 years (19-57) and without complications 34.12±9.54 (15-64) years. The preoperative mean BMI values of patients with and without complications were 45.05±3.93 (40-57) kg/m2 and 44.8±3.49 (35-67) kg/m2 respectively. According to BMI groups 40-45 kg/m2, 45-50 kg/m2 and 50 and over, there was not any statistical significance seen in three groups in terms of complication positivity and major-minor complication rates. There was not any statistical significance seen between the patients with and without major-minor complications and obesity surgery mortality score. CONCLUSION There was not any relation between perioperative laparoscopic sleeve gastrectomy complication rates before discharge and BMI and obesity surgery mortality scores.
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Özkan Z, Akyiğit A, Sakallioğlu Ö, Gül Y, Solmaz ÖA, Yaşar G, Polat C, Kanat BH. Diagnostic challenge in papillary thyroid carcinoma with cervical lymphadenopathy, metastasis, or tuberculous lymphadenitis. J Craniofac Surg 2013; 24:2200-2203. [PMID: 24220443 DOI: 10.1097/scs.0b013e3182a2dde2] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022] [Imported: 09/11/2023] Open
Abstract
Papillary thyroid carcinoma (PTC) is the most frequent histological subtype of thyroid cancer. Total thyroidectomy with neck dissection is recommended for treatment. Tuberculous adenitis is a common cause of lymphadenopathy in endemic areas. Therefore, tuberculous lymphadenitis should be considered in the etiology of enlarged lymph nodes when PTC patients with risk factors such as tuberculosis present with cervical lymph node enlargement. Detailed evaluation of the neck metastasis of patients with PTC is necessary to avoid postoperative complications due to neck dissection. We present a 55-year-old female patient with tuberculous lymphadenitis mimicking metastatic lymph nodes from PTC.
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