Intussusception during pregnancy after laparoscopic Roux-en-Y gastric bypass.

In fertile women, the laparoscopic Roux-en-Y gastric bypass (LRYGB) is being increasingly performed. Pregnancy and LRYGB both give an increased risk of intussusception, which can lead to bowel necrosis, sepsis and preterm labour. We describe two pregnant women with a history of LRYGB who presented to the emergency department with non-specific abdominal pain. Both were diagnosed with intussusception. These cases illustrate that intussusception should be considered in pregnant women with a history of LRYGB who present with non-specific abdominal pain. Only MRI, CT scan or diagnostic laparoscopy is sufficient for diagnosis. Early diagnosis may prevent serious complications.

Spontaneous adrenal haemorrhage in early pregnancy.

A 32-year-old primigravida presented at our emergency room at 6 weeks of gestation with acute severe right upper quadrant abdominal pain, radiating to the right flank. Vital signs were stable. Abdominal ultrasound showed a round inhomogeneous mass of 10 cm diameter behind the right kidney, suspected for adrenal haemorrhage. The patient was admitted for observation. An MRI showed some right-sided pleural effusion and a round mass in the adrenal region with no recognisable adrenal gland, therefore most likely originating from the right adrenal. After 10 days the patient was discharged with no change in size of the haematoma. MRI was carried out every 2 months which showed a decrease in size of the haematoma, with no other abnormalities. Based on stable MRI and the patient's preference, a vaginal delivery mode was chosen. At 37 weeks of gestation labour was induced, followed by an uncomplicated delivery.

Perioperative selective decontamination of the digestive tract (SDD) in elective colorectal surgery.

BACKGROUND: Selective decontamination of the digestive tract (SDD) decreases morbidity and mortality in critically ill patients and morbidity in patients undergoing esophageal resection. This study analyzes the effect of perioperative SDD in patients undergoing elective colorectal surgery on postoperative infections and anastomotic leakage. METHODS: This is a retrospective analysis of prospectively collected data in a 3-year cohort of 162 patients undergoing elective resection of colon and or rectum. Of these patients, 76 (47%) received SDD (polymyxine B sulfate, tobramycin, and amphotericin) perioperatively. The control group consisted of 86 patients who were not treated with SDD. Postoperative complications, hospital stay, and mortality were analyzed. RESULTS: In the SDD group, there were six patients (7.9%) with infectious complications compared with 17 patients (19.8%) in the control group (p = 0.031). The incidence of the combined endpoint infectious complications and anastomotic leakage was 8 (11%) in the SDD group vs. 22 (26%) in the control group (p = 0.014). Multivariate analysis showed that no-SDD, aged above 60 years and diabetes were independent predictors of postoperative complications. CONCLUSION: Perioperative SDD in elective colorectal surgery seems to reduce postoperative surgical complications including infectious complications and anastomotic leakage. Prospective, randomized, placebo-controlled studies are needed to confirm this conclusion.

Two Patients with Chronic Pancreatitis Complicated by a Pancreaticopleural Fistula.

Two patients presented with dyspnea and signs of chronic pancreatitis. Patient B had pleural effusion on chest X-ray. Patient A developed pleural effusion during the course of disease. On further analysis these pleural effusions showed elevated amylase concentrations. This finding suggested the diagnosis of a pancreaticopleural fistula which was confirmed by magnetic resonance cholangiopancreatography. Because of the distinct localization of the fistulas the patients were treated differently. In patient A an endoprosthesis was successfully placed in the pancreatic duct, and patient B underwent distal pancreatic resection. Considering the rarity of pancreaticopleural fistula, there is no consensus on diverse aspects of treatment, such as length of treatment with octreotide. However, a rationale for the distinction between fistulas suited for treatment with endoprosthesis or surgery seems to provide some grip.

Preoperative biliary drainage for periampullary tumors causing obstructive jaundice; DRainage vs. (direct) OPeration (DROP-trial).

BACKGROUND: Surgery in patients with obstructive jaundice caused by a periampullary (pancreas, papilla, distal bile duct) tumor is associated with a higher risk of postoperative complications than in non-jaundiced patients. Preoperative biliary drainage was introduced in an attempt to improve the general condition and thus reduce postoperative morbidity and mortality. Early studies showed a reduction in morbidity. However, more recently the focus has shifted towards the negative effects of drainage, such as an increase of infectious complications. Whether biliary drainage should always be performed in jaundiced patients remains controversial. The randomized controlled multicenter DROP-trial (DRainage vs. Operation) was conceived to compare the outcome of a 'preoperative biliary drainage strategy' (standard strategy) with that of an 'early-surgery' strategy, with respect to the incidence of severe complications (primary-outcome measure), hospital stay, number of invasive diagnostic tests, costs, and quality of life. METHODS/DESIGN: Patients with obstructive jaundice due to a periampullary tumor, eligible for exploration after staging with CT scan, and scheduled to undergo a "curative" resection, will be randomized to either "early surgical treatment" (within one week) or "preoperative biliary drainage" (for 4 weeks) and subsequent surgical treatment (standard treatment). Primary outcome measure is the percentage of severe complications up to 90 days after surgery. The sample size calculation is based on the equivalence design for the primary outcome measure. If equivalence is found, the comparison of the secondary outcomes will be essential in selecting the preferred strategy. Based on a 40% complication rate for early surgical treatment and 48% for preoperative drainage, equivalence is taken to be demonstrated if the percentage of severe complications with early surgical treatment is not more than 10% higher compared to standard treatment: preoperative biliary drainage. Accounting for a 10% dropout, 105 patients are needed in each arm resulting in a study population of 210 (alpha = 0.95, beta = 0.8). DISCUSSION: The DROP-trial is a randomized controlled multicenter trial that will provide evidence whether or not preoperative biliary drainage is to be performed in patients with obstructive jaundice due to a periampullary tumor.

Perioperative strategy in colonic surgery; LAparoscopy and/or FAst track multimodal management versus standard care (LAFA trial).

BACKGROUND: Recent developments in large bowel surgery are the introduction of laparoscopic surgery and the implementation of multimodal fast track recovery programs. Both focus on a faster recovery and shorter hospital stay. The randomized controlled multicenter LAFA-trial (LAparoscopy and/or FAst track multimodal management versus standard care) was conceived to determine whether laparoscopic surgery, fast track perioperative care or a combination of both is to be preferred over open surgery with standard care in patients having segmental colectomy for malignant disease. METHODS/DESIGN: The LAFA-trial is a double blinded, multicenter trial with a 2 x 2 balanced factorial design. Patients eligible for segmental colectomy for malignant colorectal disease i.e. right and left colectomy and anterior resection will be randomized to either open or laparoscopic colectomy, and to either standard care or the fast track program. This factorial design produces four treatment groups; open colectomy with standard care (a), open colectomy with fast track program (b), laparoscopic colectomy with standard care (c), and laparoscopic surgery with fast track program (d). Primary outcome parameter is postoperative hospital length of stay including readmission within 30 days. Secondary outcome parameters are quality of life two and four weeks after surgery, overall hospital costs, morbidity, patient satisfaction and readmission rate. Based on a mean postoperative hospital stay of 9 +/- 2.5 days a group size of 400 patients (100 each arm) can reliably detect a minimum difference of 1 day between the four arms (alfa = 0.95, beta = 0.8). With 100 patients in each arm a difference of 10% in subscales of the Short Form 36 (SF-36) questionnaire and social functioning can be detected. DISCUSSION: The LAFA-trial is a randomized controlled multicenter trial that will provide evidence on the merits of fast track perioperative care and laparoscopic colorectal surgery in patients having segmental colectomy for malignant disease.

Health-related quality-of-life in patients with morbid obesity after gastric banding for surgically induced weight loss.

BACKGROUND: Physical, emotional, and social functioning are impaired in obesity. It is unknown whether and, if so, to what extent and in which domain obese subjects who lose weight may catch up to normal-weight levels. Our objective was to compare the health-related quality-of-life (HRQL) of obese subjects with that of a normal-weight reference group before and 1 year after a weight loss program that centered around laparoscopic and open gastric banding. METHODS: An HRQL questionnaire consisting of a battery of both generic and specific measures was administered to 50 morbidly obese subjects on 2 occasions and to 100 healthy, normal-weight subjects, matched for age, gender, education, and vocational training. In addition to weight loss and health gain, the influences of achieved weight loss goals, satisfaction with outcome and operative approach (laparoscopy/laparotomy) were assessed. RESULTS: Quality-of-life was significantly impaired in obese subjects. With a substantial weight loss of 35 kg and 42% loss of excessive weight, and correction of disturbed metabolic parameters, they significantly improved in general well-being, health distress, and perceived attractiveness, approaching halfway the values of a normal-weight reference group. Improvement in values for depression and self-regard lagged behind. In physical activity, they bypassed the reference group. Days of sick leave decreased to the level of the reference group. Improvements in HRQL paralleled the rate of weight loss. Personal satisfaction and surgical approach were of minor influence. CONCLUSIONS: The obese subjects' impaired physical and social functioning improved considerably, catching up midway to normal-weight reference values after weight loss. Psychologic amelioration lagged behind. Whether the latter will catch up later and physical/social improvements will be maintained is the subject of further studies.

Laparoscopic staging and subsequent palliation in patients with peripancreatic carcinoma.

OBJECTIVE: To test the hypothesis that laparoscopic staging improves outcome in patients with peripancreatic carcinoma compared to standard radiology staging. SUMMARY BACKGROUND DATA: Diagnostic laparoscopy of peripancreatic malignancies has been reported to improve assessment of tumor stage and to prevent unnecessary exploratory laparotomies in 10% to 76% of patients. METHODS: Laparoscopy and laparoscopic ultrasound were performed in 297 consecutive patients with peripancreatic carcinoma scheduled for surgery after radiologic staging. Patients with pathology-proven unresectable tumors were randomly allocated to either surgical or endoscopic palliation. All others underwent laparotomy. RESULTS: Laparoscopic staging detected biopsy-proven unresectable disease in 39 patients (13%). At laparotomy, unresectable disease was found in another 72 patients, leading to a detection rate for laparoscopic staging of 35%. In total, 145 of the 197 patients classified as having "possibly resectable" disease after laparoscopic staging underwent resection (74%). Average survival in the group of 14 patients with biopsy-proven unresectable tumors randomly allocated to endoscopic palliation was 116 days, with a mean hospital-free survival of 94 days. The corresponding figures were 192 days and 164 days in the 13 patients allocated to surgical palliation. CONCLUSIONS: Because of the limited detection rate for unresectable metastatic disease and the likely absence of a large gain after switching from surgical to endoscopic palliation, laparoscopic staging should not be performed routinely in patients with peripancreatic carcinoma.

Abnormal distribution of the interstitial cells of cajal in an adult patient with pseudo-obstruction and megaduodenum.

Interstitial cells of Cajal (ICC) are fundamental regulators of GI motility. Here, we report the manometrical abnormalities and abnormalities of ICC distribution and ultrastructure encountered in a 30-yr-old patient with megaduodenum and pseudo-obstruction. Full thickness biopsies taken during laparoscopic placement of a jejunostomy showed vacuolated myocytes and fibrosis predominantly in the outer third of the circular muscle layer of the duodenum, suggestive for visceral myopathy. The distribution of ICC was also strikingly abnormal: by light microscopy, ICC surrounding the myenteric plexus were lacking in the megaduodenum, whereas ICC were normally present in the duodenal circular muscle and in the jejunum. By electron microscopy, very few ICC were identified around the duodenal myenteric plexus. These findings suggest that abnormalities in ICC may contribute to the disturbed motility in some myopathic forms of intestinal pseudo-obstruction.