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  1. Article: Comparison between Endoloop ligature and Hem-o-lok clip (Polymer ligation) for appendiceal stump closure during laparoscopic appendicectomy.

    Abounozha, Sabry / Saafan, Tamer / Obaid, Munzir / Ibrahim, Rashid

    Annals of medicine and surgery (2012)

    2022  Volume 73, Page(s) 103232

    Abstract: A best evidence topic has been constructed using a described protocol. The three-part question addressed was: In patients undergoing laparoscopic appendicectomy is Hem-o-lok clip safer than Endoloop ligature for closure of appendiceal stump? The search ... ...

    Abstract A best evidence topic has been constructed using a described protocol. The three-part question addressed was: In patients undergoing laparoscopic appendicectomy is Hem-o-lok clip safer than Endoloop ligature for closure of appendiceal stump? The search has been devised and 6 studies were deemed to be suitable to answer the question. The outcome assessed was the safety and cost effectiveness of Hem-o-lok clip (Polymer ligation) versus Endoloop ligature for appendiceal stump closure during laparoscopic appendicectomy. We concluded that Hem-o-lok clip is a safe and feasible tool for appendiceal stump closure. It's also a cost-effective way and could be a cheaper option compared to other measures.
    Language English
    Publishing date 2022-01-07
    Publishing country England
    Document type Journal Article
    ZDB-ID 2745440-X
    ISSN 2049-0801
    ISSN 2049-0801
    DOI 10.1016/j.amsu.2021.103232
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Sorting Out the Myths from the Facts: Commentary on Yasemen Adali et al. (2018) article "The Relationship Between Histopathologic Findings and Body Mass Index in Sleeve Gastrectomy Materials".

    Saafan, Tamer / El Ansari, Walid

    Obesity surgery

    2019  Volume 29, Issue 4, Page(s) 1360–1361

    MeSH term(s) Body Mass Index ; Gastrectomy ; Humans ; Obesity, Morbid/surgery ; Weight Loss
    Language English
    Publishing date 2019-01-28
    Publishing country United States
    Document type Letter ; Comment
    ZDB-ID 1070827-3
    ISSN 1708-0428 ; 0960-8923
    ISSN (online) 1708-0428
    ISSN 0960-8923
    DOI 10.1007/s11695-018-03693-4
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Efficacy of intraperitoneal bupivacaine in laparoscopic bariatric surgery.

    Saafan, Tamer / Abounozha, Sabry / Obaid, Munzir / Ghali, Mohamed Said

    Annals of medicine and surgery (2012)

    2022  Volume 73, Page(s) 103229

    Abstract: A best evidence topic has been constructed using a described protocol. The three-part question addressed was: In [patients undergoing bariatric surgery], is [intraperitoneal local bupivacaine during the operation ] associated with [ lower pain score and ... ...

    Abstract A best evidence topic has been constructed using a described protocol. The three-part question addressed was: In [patients undergoing bariatric surgery], is [intraperitoneal local bupivacaine during the operation ] associated with [ lower pain score and decrease in post operative pain medications]? The search has been done and six randomized trial studies are considered to be appropriate to answer this question. The outcome assessed is the value of intraperitoneal bupivacaine in bariatric surgery in terms of effect on the pain score and post operative analgesia. We concluded that intraperitoneal bupivacaine causes improvement in both the pain score and post operative analgesia.
    Language English
    Publishing date 2022-01-07
    Publishing country England
    Document type Journal Article
    ZDB-ID 2745440-X
    ISSN 2049-0801
    ISSN 2049-0801
    DOI 10.1016/j.amsu.2021.103229
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Compared to What? Is BMI Associated with Histopathological Changes in Laparoscopic Sleeve Gastrectomy Specimens?

    Saafan, Tamer / El Ansari, Walid / Bashah, Moataz

    Obesity surgery

    2019  Volume 29, Issue 7, Page(s) 2166–2173

    Abstract: Background: Obesity is a risk for many different cancers. Laparoscopic sleeve gastrectomy (LSG) is common, and benign or pre-malignant histopathology types are reported in the removed gastric specimens. We assessed whether higher BMI was associated with ...

    Abstract Background: Obesity is a risk for many different cancers. Laparoscopic sleeve gastrectomy (LSG) is common, and benign or pre-malignant histopathology types are reported in the removed gastric specimens. We assessed whether higher BMI was associated with certain benign or pre-malignant histopathological changes.
    Method: Retrospective chart review of all primary LSG patients (N = 1555). Demographic, clinical, and LSG histopathology data were retrieved. BMI of patients with specific benign or pre-malignant conditions in their gastric specimens was compared with the BMI of the rest of the patients with abnormal histopathology specimens and also compared with the BMI of patients with normal control specimens.
    Results: Females comprised 70% of the patients. Mean BMI were 46.3 (females) and 48 (males). Normal LSG specimens comprised 52%. Most common abnormal histopathologies were chronic inactive gastritis (33%), chronic active gastritis (6.8%), follicular gastritis (2.7%), lymphoid aggregates (2.2%), intestinal metaplasia (1.4%) and GIST (0.7%). After controlling for confounders (age, gender, H. pylori, diabetes mellitus type 2, hypertension), no significant association was observed between the BMI of patients with specific benign or pre-malignant histopathology compared with the BMI of the rest of the patients with abnormal histopathologies and compared to the BMI of patients with normal histopathologies.
    Conclusion: When confounders were taken into account, there appeared no significant associations between the BMI of patients with specific benign or pre-malignant histopathology compared with the BMI of the rest of the patients with abnormal histopathologies and compared to the BMI of patients with normal histopathologies of their gastric specimens. There was a very weak correlation between BMI and other covariates.
    MeSH term(s) Adolescent ; Adult ; Aged ; Biopsy/standards ; Body Mass Index ; Comorbidity ; Female ; Gastrectomy/methods ; Gastric Mucosa/pathology ; Gastric Mucosa/surgery ; Gastritis/complications ; Gastritis/diagnosis ; Gastritis/epidemiology ; Gastritis/surgery ; Gastrointestinal Neoplasms/complications ; Gastrointestinal Neoplasms/diagnosis ; Gastrointestinal Neoplasms/epidemiology ; Gastrointestinal Neoplasms/pathology ; Gastrointestinal Stromal Tumors/complications ; Gastrointestinal Stromal Tumors/diagnosis ; Gastrointestinal Stromal Tumors/epidemiology ; Gastrointestinal Stromal Tumors/pathology ; Helicobacter Infections/complications ; Helicobacter Infections/diagnosis ; Helicobacter Infections/epidemiology ; Helicobacter Infections/pathology ; Helicobacter pylori/isolation & purification ; Humans ; Laparoscopy/methods ; Male ; Metaplasia/complications ; Metaplasia/diagnosis ; Metaplasia/epidemiology ; Metaplasia/pathology ; Middle Aged ; Obesity, Morbid/complications ; Obesity, Morbid/epidemiology ; Obesity, Morbid/pathology ; Obesity, Morbid/surgery ; Reference Standards ; Retrospective Studies ; Young Adult
    Language English
    Publishing date 2019-04-13
    Publishing country United States
    Document type Comparative Study ; Journal Article
    ZDB-ID 1070827-3
    ISSN 1708-0428 ; 0960-8923
    ISSN (online) 1708-0428
    ISSN 0960-8923
    DOI 10.1007/s11695-019-03801-y
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article ; Online: Erratum to: Histopathological Changes in Laparoscopic Sleeve Gastrectomy Specimens: Prevalence, Risk Factors, and Value of Routine Histopathologic Examination.

    Saafan, Tamer / Bashah, Moataz / El Ansari, Walid / Karam, Mohsen

    Obesity surgery

    2017  Volume 27, Issue 10, Page(s) 2778

    Language English
    Publishing date 2017-07-19
    Publishing country United States
    Document type Journal Article ; Published Erratum
    ZDB-ID 1070827-3
    ISSN 1708-0428 ; 0960-8923
    ISSN (online) 1708-0428
    ISSN 0960-8923
    DOI 10.1007/s11695-017-2819-y
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article: True left-sided gallbladder: A case report and comparison with the literature for the different techniques of laparoscopic cholecystectomy for such anomalies.

    Saafan, Tamer / Hu, James Yi / Mahfouz, Ahmed-Emad / Abdelaal, Abdelrahman

    International journal of surgery case reports

    2017  Volume 42, Page(s) 280–286

    Abstract: Introduction: True left-sided gallbladder (LSG) is a rare finding that may present with symptoms similar to those of a normally positioned gallbladder. Moreover, it may be missed by preoperative imaging studies such as ultrasound, computed tomography ( ... ...

    Abstract Introduction: True left-sided gallbladder (LSG) is a rare finding that may present with symptoms similar to those of a normally positioned gallbladder. Moreover, it may be missed by preoperative imaging studies such as ultrasound, computed tomography (CT), magnetic resonance imaging (MRI), or endoscopic ultrasound. True left-sided gallbladder is a surgical challenge and surgical technique may need to be modified for the completion of laparoscopic cholecystectomy.
    Presentation of case: In this case report, we present a case of true left-sided gallbladder that produced right-sided abdominal symptoms. Ultrasound of the abdomen failed to show the left-sided position of the gallbladder. MRI showed the gallbladder located to the left of the ligamentum teres underneath segment III of the liver. Intraoperatively, the gallbladder was grasped and retracted to the right under the falciform ligament and it was removed using classical right-sided ports with no modification to the technique. No complications were encountered intraoperatively or postoperatively.
    Discussion: True LSG is a rare anomaly that may present with right-sided symptoms like normally positioned gallbladder. It may be missed in preoperative imaging studies and can be discovered only intraoperatively. Modification of laparoscopic ports, change in patient's position and/or surgeon's position, or conversion to open cholecystectomy may be needed for safe removal of the gallbladder.
    Conclusion: Classical technique of laparoscopic cholecystectomy is feasible for left-sided gallbladder. However, if the anatomy is not clear, modifications of the surgical technique may be necessary for the safe dissection of the gallbladder.
    Language English
    Publishing date 2017-12-27
    Publishing country Netherlands
    Document type Journal Article
    ISSN 2210-2612
    ISSN 2210-2612
    DOI 10.1016/j.ijscr.2017.12.029
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article: Long-term effect of sleeve gastrectomy surgery on Hormonal Profile, Semen Parameters and sexual functions of obese infertile men; a prospective observational study.

    Abouelgreed, Tamer A / Elatreisy, Adel / El-Sherbeiny, Ahmed F / Abdelaal, Mohamed A / Saafan, Tamer / Shalkamy, Osama / Farag, Hamdy / Ghoneimy, Osama M / El-Dydamony, Eman M / Ibrahim, Eman H / Amer, Mohamed / Kutub, Khalid / Zamra, Mohamed / Hussein, Mohamed A / Koritenah, Ayman K / Hefny, Sherin A

    Basic and clinical andrology

    2023  Volume 33, Issue 1, Page(s) 16

    Abstract: Background: The effect of bariatric surgery on impaired semen parameters, hormonal profile and sexual function remains controversial to some extent.: The context and purpose of the study: To look at the long-term effects of sleeve gastrectomy on ... ...

    Abstract Background: The effect of bariatric surgery on impaired semen parameters, hormonal profile and sexual function remains controversial to some extent.
    The context and purpose of the study: To look at the long-term effects of sleeve gastrectomy on hormonal profiles, sperm parameters, and sexual function in infertile men with severe obesity. This prospective study included fifty-four obese patients with primary or secondary infertility who were scheduled for sleeve gastrectomy between February 2018 and March 2021. All participants were given a sperm analysis and a serum hormone profile before, 12, and 18 months after surgery. We used the International Index of Erectile Function questionnaire to assess sexual function.
    Results: There was a significant correlation between weight loss after sleeve gastrectomy and improvement in lipid profile (p < 0.05). No significant detectable effect of post-gastrectomy weight loss on patients with diabetes mellitus, hypertension, or obstructive sleep apnea. As regards the hormonal profile, sex hormone binding globulin, total and free testosterone improved significantly after 12- and 18-months following sleeve gastrectomy. There was a significant increase in sperm count and total sperm number during the follow-up after sleeve gastrectomy (p < 0.05), however, there were no significant changes in other semen parameters. Concerning sexual function, sexual desire, erectile function, and satisfaction improved significantly at 12 and 18 months after surgery.
    Conclusion: Weight loss through sleeve gastrectomy surgery significantly improves testosterone deficiency, sexual performance, and Sperm count in obese infertile men.
    Language English
    Publishing date 2023-06-22
    Publishing country England
    Document type Journal Article
    ZDB-ID 2732675-5
    ISSN 2051-4190
    ISSN 2051-4190
    DOI 10.1186/s12610-023-00191-1
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  8. Article ; Online: Platelet to Lymphocyte Ratio Associated with Prolonged Hospital Length of Stay Postpeptic Ulcer Perforation Repair: An Observational Descriptive Analysis.

    Al-Yahri, Omer / Saafan, Tamer / Abdelrahman, Husham / Aleter, Ammar / Toffaha, Ali / Hajjar, Mustafa / Aljohary, Hesham / Alfkey, Rashad / Zarour, Ahmad / Al-Mudares, Saif / El-Menyar, Ayman

    BioMed research international

    2021  Volume 2021, Page(s) 6680414

    Abstract: Background: The predictive role of platelet to lymphocyte ratio (P/LR) in patients with perforated peptic ulcer (PPU) is not well-studied. We aimed to investigate the association between the P/LR ratio and the hospital length of stay (HLOS) for ... ...

    Abstract Background: The predictive role of platelet to lymphocyte ratio (P/LR) in patients with perforated peptic ulcer (PPU) is not well-studied. We aimed to investigate the association between the P/LR ratio and the hospital length of stay (HLOS) for surgically treated PPU.
    Method: This is a retrospective observational study for surgically treated adult cases of PPU at Hamad Medical Corporation during the period from January 2012 to August 2017. Patients were categorized into two groups based on their HLOS (I week). The receiver operating characteristic (ROC) curve was plotted to determine the cutoff value for lymphocyte count, neutrophil to lymphocyte ratio, and P/LR ratio for predicting the prolonged hospitalization.
    Results: One hundred and fifty-two patients were included in the study. The majority were young males. The mean age was 38.3 ± 12.7 years. Perforated duodenal ulcer (139 patients) exceeded perforated gastric ulcer (13 patients). The HLOS > 1 week was observed in 14.5% of cases. Older age (
    Conclusion: High preoperative P/LR value predicts prolonged HLOS in patients with repaired perforated peptic ulcer. Further larger multicenter studies are needed to support the study findings.
    MeSH term(s) Adult ; Duodenal Ulcer/blood ; Duodenal Ulcer/surgery ; Female ; Humans ; Length of Stay ; Lymphocyte Count ; Male ; Middle Aged ; Peptic Ulcer Perforation/blood ; Peptic Ulcer Perforation/surgery ; Platelet Count ; Retrospective Studies
    Language English
    Publishing date 2021-03-09
    Publishing country United States
    Document type Clinical Trial ; Journal Article ; Observational Study
    ZDB-ID 2698540-8
    ISSN 2314-6141 ; 2314-6133
    ISSN (online) 2314-6141
    ISSN 2314-6133
    DOI 10.1155/2021/6680414
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  9. Article ; Online: Erratum to: Is Routine Preoperative Esophagogastroduodenoscopy Screening Necessary Prior to Laparoscopic Sleeve Gastrectomy? Review of 1555 Cases and Comparison with Current Literature.

    Salama, Asaad / Saafan, Tamer / El Ansari, Walid / Karam, Mohsen / Bashah, Moataz

    Obesity surgery

    2017  Volume 27, Issue 11, Page(s) 3068

    Language English
    Publishing date 2017-11
    Publishing country United States
    Document type Published Erratum
    ZDB-ID 1070827-3
    ISSN 1708-0428 ; 0960-8923
    ISSN (online) 1708-0428
    ISSN 0960-8923
    DOI 10.1007/s11695-017-2837-9
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  10. Article ; Online: Is Routine Preoperative Esophagogastroduodenoscopy Screening Necessary Prior to Laparoscopic Sleeve Gastrectomy? Review of 1555 Cases and Comparison with Current Literature.

    Salama, Asaad / Saafan, Tamer / El Ansari, Walid / Karam, Mohsen / Bashah, Moataz

    Obesity surgery

    2017  Volume 28, Issue 1, Page(s) 52–60

    Abstract: Background: Controversy exists as to whether routine preoperative esophagogastroduodenoscopy (p-OGD) in bariatric surgery should be routinely undertaken or undertaken selectively based on patients' symptoms. As very few studies have focused on the role ... ...

    Abstract Background: Controversy exists as to whether routine preoperative esophagogastroduodenoscopy (p-OGD) in bariatric surgery should be routinely undertaken or undertaken selectively based on patients' symptoms. As very few studies have focused on the role of p-OGD prior to the increasingly common laparoscopic sleeve gastrectomy (LSG), we assessed the role/impact of p-OGD in LSG patients.
    Methods: Retrospective review of records of all LSG patients operated upon at Hamad General Hospital, Qatar (2011-2014, n = 1555). All patients were screened by p-OGD. Patient characteristics were analyzed, and p-OGD findings were categorized into four groups employing Sharaf et al.'s classification (Obes Surg 14:1367-1372, 23). We assessed the impact of p-OGD findings on any change in surgical management or lack thereof.
    Results: p-OGD findings indicated that 89.5% of our patients had normal or mild findings and were asymptomatic (groups 0 and 1, not necessitating any change in surgical management), and no patients had gastric cancer or varices (group 3). A total of 10.5% of our sample were categorized as group 2 patients who, according to Sharaf et al. (Obes Surg 14:1367-1372, 23), might have their surgical approach changed. All patients diagnosed preoperatively with hiatal hernia (HH) had LSG with crural repair and their symptoms resolved postoperatively.
    Conclusion: Due to effectiveness and best utilization of resources, routine p-OGD screening in patients scheduled for LSG may require further justification for asymptomatic patients especially in regions with low upper GI cancers. p-OGD findings had low impact on the management of asymptomatic patients. Crural repair plus LSG was effective for hiatal hernia.
    MeSH term(s) Adult ; Comorbidity ; Diagnostic Tests, Routine/methods ; Endoscopy, Digestive System ; Female ; Gastrectomy/methods ; Gastrectomy/statistics & numerical data ; Gastroesophageal Reflux/complications ; Gastroesophageal Reflux/diagnosis ; Gastroesophageal Reflux/epidemiology ; Gastroesophageal Reflux/surgery ; Hernia, Hiatal/complications ; Hernia, Hiatal/diagnosis ; Hernia, Hiatal/epidemiology ; Hernia, Hiatal/surgery ; Humans ; Laparoscopy/methods ; Laparoscopy/statistics & numerical data ; Male ; Middle Aged ; Obesity, Morbid/complications ; Obesity, Morbid/diagnosis ; Obesity, Morbid/epidemiology ; Obesity, Morbid/surgery ; Predictive Value of Tests ; Preoperative Care/methods ; Retrospective Studies ; Stomach Neoplasms/surgery ; Treatment Outcome
    Language English
    Publishing date 2017-07-03
    Publishing country United States
    Document type Comparative Study ; Journal Article ; Review
    ZDB-ID 1070827-3
    ISSN 1708-0428 ; 0960-8923
    ISSN (online) 1708-0428
    ISSN 0960-8923
    DOI 10.1007/s11695-017-2813-4
    Database MEDical Literature Analysis and Retrieval System OnLINE

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