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[Radiology in the diagnosis of volvulus caused by mesenteric rotation anomaly].

Thirty-eight children were operated on between 1974 and 1979 at the hôpital Trousseau for a volvulus of the small intestine due to an abnormal mesenteric rotation. These children may be classified into 3 groups: (1) peracute volvulus, most often neonatal, with intestinal necrosis, generally lethal; (2) acute volvulus, also neonatal, with a favorable outcome after treatment; (3) chronic volvulus, which may occur at any age and may be symptomatic or not. They carry a risk of acute complication, with possible intestinal necrosis. Radiology plays a part in the diagnosis of such anomalies of rotation complicated with volvulus. Upper gastrointestinal tract opacification with barium sulfate, showing the abnormal position of the duodenojejunal flexure and a corkscrew appearance allows surgical decision, as in all cases, treatment is surgical. It consists of derotation and setting in complete common mesentery position.

Acute Disease↗

Malrotation of the intestines in children: the effect of age on presentation and therapy.

Because of the devastating consequences of midgut volvulus as a result of malrotation, we reviewed the charts of 70 consecutive children to define the spectrum of presentation. Although 27 patients (39%) had presenting symptoms within the first ten days of life, 35 (50%) were older than 2 months of age. In general, the older children had a longer course of vague, antecedent symptoms such as intermittent, nonbilious vomiting and chronic abdominal pain. Associated congenital anomalies were common, with 32 patients (46%) presenting with 56 anomalies, the most prevalent of which were intestinal atresia, imperforate anus, duodenal web, and cardiac and orthopedic anomalies. Upper gastrointestinal (GI) series revealed the diagnosis in 29 cases (41%), as did contrast enema in 24 (34%). It is important to note that volvulus, intestinal gangrene, and mortality occurred regardless of age or chronicity of symptoms. Fifteen patients (21%) were discovered serendipitously while being evaluated and treated for seemingly unrelated conditions. No morbidity of mortality occurred in those patients who underwent subsequent semielective Ladd's procedure. The majority of morbidity and all seven mortalities occurred in patients with volvulus and intestinal necrosis. This study emphasizes the need for consideration of Ladd's procedure for children of all ages. In addition, due to the broad range of initial symptoms, a high index of suspicion is required in evaluating children with possible malrotation. Because it remains impossible to predict which patients will have catastrophic complications (based on age or type of presentation), we urge that even incidentally discovered patients with intestinal malrotation undergo Ladd's procedure.

Abnormalities, Multiple↗

Ileosigmoid knotting.

Intestinal obstruction is a common cause of emergency surgical admission. The most frequent causes are well known and may often be safely treated conservatively in the first instance. The rarer causes of intestinal obstruction require prompt diagnosis and surgery if they are not to progress rapidly to strangulation and gangrene. One such cause is the ileosigmoid knotting, which is associated with a high morbidity and mortality. With increasing travel activity and population migration this condition is now being seen outside its original geographical sites of origin. This article focuses on the aetiology, pathophysiology, clinical features, investigations and the various surgical options for the management of the ileosigmoid knotting. Studies and case reports in English literature were identified by PubMed, ISIS, Embase and CAS searches between the years 1966-2004 using the following free text keywords: ileo- sigmoid knotting, ileosigmoid knot(ting), intestinal knot(ting), compound volvulus and double volvulus. All the reference lists were reviewed to retrieve additional articles. Aggressive resuscitation, prompt surgical relief of obstruction, appropriate antibiotics, accurate intra-operative assessment of the viability of the involved loops of intestine and the use of modern postoperative intensive care will help reduce the mortality and morbidity associated with this life threatening condition.

Humans↗

Prevalence and mechanisms of small intestinal obstruction following laparoscopic abdominal surgery: a retrospective multicenter study. French Association for Surgical Research.

HYPOTHESIS: The prevalence and mechanisms of intestinal obstruction following laparoscopic abdominal surgery have not been studied extensively. DESIGN: Retrospective review of cases of intestinal obstruction after laparoscopic surgery. SETTING: Sixteen surgical units performing laparoscopy in France. PATIENTS: Twenty-four patients with intestinal obstruction. MAIN OUTCOME MEASURES: Prevalence values and descriptive data. RESULTS: The 3 most frequent primary procedures responsible for intestinal obstruction were cholecystectomy (10 cases), transperitoneal hernia repair (5 cases), and appendectomy (4 cases). Prevalences of early postoperative intestinal obstruction after these procedures were 0.11%, 2.5%, and 0.16%, respectively. Intestinal obstruction was due to adhesions or fibrotic bands in 12 cases and to intestinal incarceration in 11 cases. Obstruction was located at the trocar site in 13 cases (9 incarcerations and 4 adhesions), mainly at the umbilicus, and in the operative field in 10 cases (2 incarcerations in a wall defect after transperitoneal inguinal hernia repair, 4 adhesions, and 4 fibrotic bands). The small intestine was involved in 23 of 24 cases; the other was due to cecal volvulus following unrecognized intestinal malrotation. Intestinal obstruction was treated by laparoscopic adhesiolysis in 6 patients and by laparotomy in 18 patients, 6 of whom required small intestine resection. Three postoperative complications but no deaths occurred. CONCLUSION: Intestinal obstruction following laparoscopic abdominal surgery can occur irrespective of the type of operation; the prevalence is as high as (cholecystectomy and appendectomy) or even higher than (transperitoneal hernia repair) that seen in open procedures.

Abdomen↗

Gestational intestinal obstruction: a case report and review of literature.

Intestinal obstruction in pregnancy is rare and difficult to diagnose. Common causes of gestational intestinal obstruction include adhesions, volvulus, intussuscetion, carcinoma, hernia and appendicitis [3]. Abdominal pain is a common feature, but the displacement of abdominal organs as pregnancy progresses results in atypical location of the pain and hence delay in diagnosis. We report a case of intestinal obstruction at 33 weeks gestation in a woman with previous appendicectomy. Clinical suspicion of the presence of obstruction is required for prompt diagnosis and aggressive intervention, to minimise the morbidity and mortality of this rare complication of pregnancy.

Abdominal Pain↗

Use of intraluminal stents in multiple intestinal atresia.

Multiple intestinal atresia presents a difficult technical problem because of extreme loss of intestinal length, disparity of residual bowel wall size, and discontinuity of multiple short intestinal segments. The authors report on a 3,000-g infant with gastroschisis complicated by intrauterine volvulus and multiple intestinal atresias who was treated successfully with intraluminal stenting and sutureless anastomoses. A total of 25 cm of small bowel was salvaged including 13 segments each measuring 1 to 8 cm in length. Subsequent radiographic studies showed spontaneous anastomosis with a compartmental configuration of the residual bowel and decreased transit time. Five months postoperatively, the patient was weaned off total parenteral nutrition completely and one year later is growing and gaining weight with 4 to 6 bowel movements per day.

Abnormalities, Multiple↗

[Volvulus of the proximal colon and the cecum in a dog].

Volvulus is the torsion of an organ around its pedicle (Garnier et al., 1990). In the dog, the volvulus of the stomach is well known, and the volvulus of the small intestine is rare (Carberry et al., 1989). Volvulus of the whole colon has been described once in a rough collie (Marks, 1986). Only two cases, both in great Danes, of torsion of the caecum and the proximal colon have been mentioned (Carberry et al., 1993). A third case, also in a great Dane, is thereafter described.

Animals↗

Sigmoid volvulus and ileosigmoid knotting in children.

Six children with acute intestinal obstruction from sigmoid volvulus (SV) (n=2) and ileosigmoid knotting (ISK) (n=4) are reported. The median age at presentation was 4.5 years (range 2 weeks-15 years). Abdominal pain, distention, vomiting, and constipation were the main features. Two patients with ISK had bowel gangrene. In three children there was no identifiable cause; two had a narrow attachment of the sigmoid mesocolon with redundant colon and one had adhesive bands. Treatment was by resection and colostomy in five cases and derotation of the torted colon in one. One child with SV died following a wound infection. There was no recurrence. SV and ISK are uncommon in children. There are usually no features specific for these conditions, and the diagnosis is established at laparotomy. The prognosis is good when there is aggressive resuscitation and prompt surgery.

Adolescent↗

Intrauterine volvulus without malrotation.

This report describes two cases of intrauterine volvulus without associated intestinal malrotation. Polyhydramnios was present in one neonate; the presentation was very sudden and catastrophic in the other. Neither plain films nor contrast enema indicated the correct preoperative diagnosis in these infants. A "normal" plain film or enema in a suspected case of volvulus may lead to a delay in surgical management resulting in extensive ischemic necrosis of the bowel, often with extremely high mortality. Bile emesis or aspirate in neonates demands a high index of suspicion of intestinal obstruction. Shock, bloody diarrhea, and tense and distended abdomen are ominous, indicating volvulus often with gangrene.

Female↗

Partial small bowel obstruction and ileus following gynecologic laparoscopy.

STUDY OBJECTIVE: To assess the incidence and management of partial small bowel obstruction (PSBO) and ileus after gynecologic endoscopy. DESIGN: Internet-based cross-sectional survey (Canadian Task Force classification II-3). MATERIAL AND METHODS: An online survey was distributed to gynecologic surgeons to collect information about frequency and management of ileus and PSBO after gynecologic laparoscopy. MEASUREMENTS AND MAIN RESULTS: Of the 58 physician respondents, 22 had managed at least 1 patient with PSBO or ileus after gynecologic laparoscopy. A total of 12 PSBOs and 14 patients experiencing ileus were identified for an overall incidence of 0.036%. Patients showed symptoms between 1 and 20 days postoperatively and had findings ranging from hypoactive (45%), to normal (30%), to hyperactive (25%) bowel sounds. Plain film radiographs (75%) were the most commonly used diagnostic modality followed by computed tomography (CT) scans of the abdomen. Most patients were initially managed with intestinal rest and nasogastric tube placement for 2 to 16 days. Fifty percent required a second procedure, with reported findings that included intestinal herniation (n = 7), bowel injury (n = 4), volvulus (n = 2), and urinoma (n = 1). CONCLUSION: Ileus and PSBO are rare findings after gynecologic laparoscopy. We identified 26 cases, most of which were initially managed conservatively. The majority of patients ultimately required a second operation. Surgeons should have a high index of suspicion when managing a patient with PSBO or ileus after gynecologic laparoscopy. Given the findings from the second procedures, CT scans would seem to be the diagnostic procedure of choice.

Adult↗

Volvulus of the right colon in pregnancy.

Intestinal obstruction in pregnancy is rare, volvulus being the commonest precipitating factor. It is a difficult diagnosis to make, because its symptoms mimic various pregnancy symptoms, but it commonly occurs in the third trimester or puerperium. A high index of suspicion is needed, and investigations for intestinal obstruction should be performed, especially when abdominal pain and vomiting persist. Careful evaluation of the abdominal cavity is also essential where a caesarean section is performed, particularly if there are unusual findings.

Adult↗

Surgery of the bovine large intestine.

Cecal dilatation and volvulus are common entities in dairy cattle, whereas cecal torsion is not often encountered. These diseases have been related to excessive volatile fatty acid production. Obstruction of the remainder of the large colon may be simple or strangulating in nature. These obstructions are relatively rare. Clinical signs, surgical management, and surgical complications of diseases of the cecum and large intestine are discussed.

Animals↗