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עמוד בית
Fri, 22.11.24

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August 2018
Ohad Gluck MD, Liliya Tamayev MD, Maya Torem MD, Jacob Bar MD, Arieh Raziel MD and Ron Sagiv MD

Background: Laparoscopic salpingectomy is strongly related to successful in vitro fertilization (IVF) treatments.

Objectives: To compare the ovarian reserve, including anti-mullerian hormone (AMH) levels, in patients who underwent salpingectomy before IVF to IVF patients who had not been salpingectomized.

Methods: In this retrospective study, medical records of women who were treated by the IVF unit at our institute were reviewed. We retrieved demographic data, surgical details, and data regarding the ovarian reserve. Details of 35 patients who were treated by IVF after salpingectomy were compared to 70 IVF patients with no history of salpingectomy treatment. Nine women underwent IVF treatment before and after having salpingectomy, and their details were included in both groups.

Results: The levels of AMH, follicular stimulating hormone (FSH), estradiol, and progesterone were not significantly different in the groups. The antral follicular count (AFC), number of oocytes retrieved, amount of gonadotropin administered for ovarian stimulation, and number of embryos transferred (ET) were also not significantly different.

Conclusions: Salpingectomy does not seem to affect ovarian reserve in IVF patients.

June 2017
Sergio Susmallian MD, David Goitein MD, Royi Barnea PhD and Asnat Raziel MD

Background: Leakage from the staple line is the most serious complication encountered after sleeve gastrectomy, occurring in 2.4% of surgeries. The use of inappropriately sized staplers, because of variability in stomach wall thickness, is a major cause of leakage.

Objectives: To measure stomach wall thickness across different stomach zones to identify variables correlating with thickness.

Methods: The study comprised 100 patients (52 females). Stomach wall thickness was measured immediately after surgery using a digital caliper at the antrum, body, and fundus. Results were correlated with body mass index (BMI), age, gender, and pre-surgical diagnosis of diabetes, hypertension, hyperlipidemia and fatty liver.

Results: Stomach thickness was found to be 5.1 ± 0.6 mm at the antrum, 4.1 ± 0.6 mm at the body, and 2. 6 ± 0.5 mm at the fundus. No correlation was found between stomach wall thickness and BMI, gender, or co-morbidities. 

Conclusions: Stomach wall thickness increases gradually from the fundus toward the antrum. Application of the correct staple height during sleeve gastrectomy is important and may, theoretically, prevent leaks. Staplers should be chosen according to the thickness of the tissue.

 

November 2015
Yaakov Melcer MD, Noam Smorgick MD, Zvi Vaknin MD, Sonia Mendlovic MD, Arieh Raziel MD and Ron Maymon MD

Background: Despite awareness regarding tubal pregnancy, ovarian pregnancy still remains a diagnostic challenge. The correct diagnosis is most frequently made intraoperatively and requires histopathologic confirmation. Therefore, additional diagnostic measurements are needed for earlier and more accurate detection of ovarian pregnancies which will allow more rapid and efficient treatment. 

Objectives: To assess the time trends, clinical manifestations, surgical management and post-procedure outcome of 46 primary ovarian pregnancies in a single institution during three time periods.

Methods: In this retrospective study we compared 20 patients with primary ovarian pregnancy during the years 1971–1989 (first period), 19 patients in 1990–2001 (second period) and 7 patients in 2002–2013 (third period). In all cases the pathology examination confirmed primary ovarian pregnancy.

Results: The number of tubal ectopic pregnancies almost doubled, from 637 in the first period to 1279 in the third period (P < 0.001). However, there was a significant fall in the number of ovarian ectopic pregnancies, from 20 cases in the first period to 7 cases in the third (P = 0.009). A significant difference was noted when we compared the postoperative hospitalization time (4.06 ± 1.4 vs. 2.0 ± 0.6 days respectively, P = 0.001) in the second versus the third time period.

Conclusions: Ovarian pregnancy continues to be a diagnostic challenge, associated with a high rate of circulatory collapse, hemoperitoneum and requirements for blood transfusions, all leading to longer hospitalization.

 

Asnat Raziel MD, Nasser Sakran MD, Amir Szold MD, Judith Sandbank MD, Dan Hershko MD and David Goitein MD

Background: Gallbladder (GB) cancer is rare. Most cases are incidentally found in specimens after a cholecystectomy. Cholelithiasis is almost always present when this diagnosis is made. Obesity is a known risk factor for gallstone formation and thus may be related to GB cancer. 

Objectives: To highlight the importance of evaluation of the gallbladder before surgery, resection of the gallbladder whenever required, and screening the resected tissue for malignancy.

Methods: We retrospectively queried a prospectively maintained database of all bariatric procedures during the last 8 years for cases of concomitant laparoscopic sleeve gastrectomy (LSG) and laparoscopic cholecystectomy (LC). Pathologic reports of the gallbladders were reviewed. Demographic data and perioperative parameters were documented. 

Results: Of 2708 patients reviewed, 1721 (63.55%) were females and 987 (36.45%) males. Excluded were 145 (5.35%) who had a previous cholecystectomy. Of the remaining 2563, 180 (7.02%) had symptomatic gallbladder disease and underwent LSG with LC. Of these, two females (BMI 53 kg/m² and BMI 47 kg/m², both age 60) were found by histological examination to have adenocarcinoma in their GB specimens (1.11%). Both were reoperated, which included partial hepatectomy of the GB bed, resection of the cystic stump, lymph node dissection, and resection of the port sites. One patient is doing well, with no evidence of disease at a postoperative follow-up of 4 years. The second patient had recurrent disease with peritoneal spread and ascites 20 months post-surgery and died 18 months later. 

Conclusions: GB cancer is a rare finding in cholecystectomy specimens. The incidence of this entity might be higher in obese older females owing to the higher incidence of cholelithiasis in these patients. 

 

June 2014
Nasser Sakran MD, David Goitein MD, Asnat Raziel MD, Dan Hershko MD and Amir Szold MD
 Background: Modifications to conventional laparoscopic cholecystectomy (CLC) are aimed at decreasing abdominal wall trauma and improving cosmetic outcome. Although single-incision laparoscopic surgery (SILS) provides excellent cosmetic results, the procedure is technically challenging and expensive compared to the conventional laparoscopic approach.

Objectives: To describe a novel, hybrid technique combining SILS and conventional laparoscopy using minimal abdominal wall incisions.

Methods: Fifty patients diagnosed with symptomatic cholelithiasis were operated using two reusable 5 mm trocars inserted through a single 15 mm umbilical incision and a single 2–3 mm epigastric port. This technique was dubbed “minimal incision laparoscopic cholecystectomy” (MILC).

Results: MILC was completed in 49 patients (98%). In five patients an additional 3 mm trocar was used and in 2 patients the epigastric trocar was switched to a 5 mm trocar. The procedure was converted to CLC in one patient. Mean operative time was 29 minutes (range 18–60) and the average postoperative hospital stay was 22 hours (range 6–50). There were no postoperative complications and the cosmetic results were rated excellent by the patients.

Conclusions: MILC is an intuitive, easy-to-learn and reproducible technique and requires small changes from CLC. As such, MILC may be an attractive alternative, avoiding the cost and complexity drawbacks associated with SILS.

January 2014
Asnat Raziel, Nasser Sakran, Amir Szold, Ofir Teshuva, Mirit Krakovsky, Oded Rabau and David Goitein
 Background: Laparoscopic sleeve gastrectomy (LSG) is gaining credibility   as a simple and efficient bariatric procedure with low surgical risk. Surgical treatment for morbid obesity is relatively rare in adolescents, hence few results have been accumulated so far.

Objectives: To prove the safety and efficacy of LSG surgery in an adolescent population

Methods: Data were prospectively collected regarding adolescent patients undergoing LSG. All patients underwent pre- and postoperative medical and professional evaluation by a multidisciplinary team.

Results: Between the years 2006 and 2011, 32 adolescents underwent LSG in our center (20 females and 12 males). Mean age was 16.75 years (range 14–18 years), mean weight was 121.88 kg (83–178 kg), and mean body mass index 43.23 (35–54). Thirty-four comorbid conditions were identified. In all the patients LSG was the primary bariatric procedure. Mean operative time was 60 minutes (range 45–80 min). There were two complications (6.25%): an early staple line leak and a late acute cholecystitis. There was no mortality. Mean percent excess weight loss at 1, 3, 6, 9,12, 24, 36, 48, and 60 months post-surgery was 27.9%, 41.1%, 62.6%, 79.2%, 81.7% , 71%, 75%, 102.9% and 101.6%, respectively. Comorbidities were completely resolved or ameliorated within 1 year following surgery in 82.4% and 17.6%, respectively.

Conclusions: LSG is feasible and safe in morbidly obese adolescents, achieving efficient weight loss and impressive resolution of comorbidities. Further studies are required to evaluate the long-term results of this procedure, as well as its place among other bariatric options. 

December 2003
M. Kamar, A. Raziel, S. Susmallian, S. Kyzer and I. Charuzi
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