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The role of laparoscopy in symptomatic Meckel's diverticulum.

We report two cases of symptomatic Meckel's diverticulum in adults with recurrent abdominal pain and episodes of minor lower gastrointestinal bleeding. In case 1, the diagnosis was suggested by (99m)Tc pertechnetate scan and confirmed by laparoscopy; whereas in case 2, only diagnostic laparoscopy was performed because of suspected appendicitis. A segmental small bowel resection with attached diverticulum was performed extracorporeally after exteriorization through the umbilical port site in both cases.

Adult↗

Mucosal carcinoma within a colonic diverticulum.

We report a case of a mucosal carcinoma and adenoma within a diverticulum in the cecum. Radiographic, endoscopic, and pathologic evaluation of the tumor is presented. Surgical resection was undertaken because of the size and shape of the lesion, risk of perforation, and the possibility of malignancy. A recent review of the literature with respect to clinical signs, diagnosis, growth of the carcinoma, and treatment of tumors around or within diverticula is also presented. A carcinoma or adenoma arising within the diverticulum is very rare. Endoscopic resection of the tumor could entail the risk of perforation, because of the lack of muscular coats in the diverticula. Surgical treatment may be the procedure of choice for lesions near or within the diverticula.

Adenoma↗

Laparoscopic long esophagomyotomy with Dor's fundoplication using a transhiatal approach for an epiphrenic esophageal diverticulum.

The conventional treatment for an epiphrenic diverticulum consists of diverticulectomy with or without myotomy via a left thoracic approach. We describe the resection of an epiphrenic esophageal diverticulum using a laparoscopic transhiatal approach after observing its rate of enlargement on routine chest X-rays done over a number of years. This approach eliminates the need for thoracotomy and pleural drainage, and permits a complete laparoscopic procedure, including diverticulectomy, myotomy, and antireflex surgery.

Diverticulum, Esophageal↗

A contractile left ventricular diverticulum.

We present the first case report of left ventricle muscular diverticulum which stands in front of the right ventricle in an asymptomatic 20-year-old male. The diverticulum has a connection with the left ventricular outflow truct, and contracts simultaneously with the left ventricle. The patient has been included in our congenital anomaly follow-up program.

Coronary Angiography↗

Unusual urethral diverticulum lined by colonic epithelium with Paneth cell metaplasia.

Diverticulum of the female urethra has an incidence of 1.4% to 4.7%. It is generally agreed that the majority of these are acquired lesions. There is, however, evidence that some are of congenital origin. Documented cases of diverticula with colon-type tissue are rare. A case of urethral diverticulum with colonic epithelium and features of Paneth cell metaplasia is presented. Causes, symptoms, diagnostic methods, and treatment are discussed.

Adult↗

Intraluminal duodenal diverticulum: an unusual cause of acute pancreatitis.

In a series of over 1,000 patients with pancreatitis treated by the senior author, few among the younger patients had a clearly definable cause which permitted cure. Two teenage patients are described in whom an intraduodenal hollow polyp or sac-like diverticulum at the level of the ampulla of Vater was associated with acute pancreatitis. Subtotal resection of the diverticulum provided excellent results. Recognition of the entity and its anatomic relationships to the ampulla of Vater is essential to the prevention of an iatrogenic catastrophe.

Acute Disease↗

Left ventricular diverticulum with hypertrophy of the left ventricular apex.

A surgical case of diverticulum in the left ventricular apex is presented. A two-dimensional echocardiogram and magnetic resonance image showed a calcified tumor buried in the marked hypertrophied apex of the left ventricle. Enucleation of the oval and hard tumor (4 x 2.5 x 2.5 cm) was performed through the apex, and the defect was anastomosed by buttress sutures. Histologic examination demonstrated that the tumor cavity was filled with a thrombus encapsulated by thickened and calcified endocardium that extended to the left ventricular cavity. In this report, the etiology of the diverticulum with a hypertrophied myocardium is discussed.

Cardiomyopathy, Hypertrophic↗

Endoscopic stapling technique of esophagodiverticulostomy for Zenker's diverticulum.

We present an endoscopic technique of division of the common wall between the esophagus and the hypopharyngeal (Zenker's) diverticulum. The novelty of the technique, as compared with endoscopic sutureless coagulating methods, consists of stapling the esophageal to the diverticular wall using the Endo-GIA 30 stapler (US Surgical Corp, Norwalk, CT), which protects the neck from any contamination from the digestive lumen and ensures optimal hemostasis of the wound edges. The stapler has been designed such that perforation of the bottom of the diverticulum is not likely. The technique has been applied to 6 patients.

Esophagoscopy↗

Pharyngeal (Zenker's) diverticulum is a disorder of upper esophageal sphincter opening.

Pharyngeal coordination, sphincter opening, and flow pressures during swallowing were investigated in patients with pharyngeal (Zenker's) diverticula. Fourteen patients with diverticula and 9 healthy age-matched controls were studied using simultaneous videoradiography and manometry. Pharyngeal and upper esophageal sphincter pressures were recorded by a perfused side hole/sleeve assembly. Temporal relationships among swallowing events, extent of sphincter opening during swallowing, and intrabolus pressure during bolus passage across the sphincter were measured. The timing among pharyngeal contraction and sphincter relaxation, opening, and closure did not differ between patients and controls. Sphincter opening was significantly reduced in patients compared with controls in sagittal (P = 0.0003) and transverse (P = 0.005) planes. Manometric sphincter relaxation was normal in patients. Intrabolus pressure was significantly greater in patients than in controls (P = 0.001). It is concluded that Zenker's diverticulum is a disorder of diminished upper esophageal sphincter opening that is not caused by pharyngosphincteric incoordination or failed sphincter relaxation. Incomplete sphincter opening is likely to cause dysphagia. Increased hypopharyngeal pressures during swallowing are probably important in the pathogenesis of the diverticulum.

Aged↗

Giant diverticulum of the bladder simulating ovarian cyst.

A patient was admitted for investigation of a giant ovarian cyst, confirmed by physical examination. At laparotomy the genital organs appeared normal. Ultrasonic reexamination affirmed the preliminary findings of a pelvic cystic mass. A urinary bladder diverticulum was suspected and confirmed by cystography and found to be nonobstructive in nature. Although extremely rare, bladder diverticulum should be considered in the differential diagnosis of a cystic pelvic mass.

Adult↗

Perforation of Meckel's diverticulum in infancy.

Nine infants underwent operations for perforation of a Meckel's diverticulum over a 21-yr period. All of the infants were acutely ill when initially seen by the surgical service. Lethargy, irritability, anorexia, fever, abdominal tenderness, and passage of blood in the stools were common clinical manifestations. The preoperative diagnosis of perforated Meckel's diverticulum was not made in any of the cases. Skilled preoperative and postoperative management is important for the survival of these infants. There was no mortality and minimal morbidity. In retrospect, the peptic etiology of perforation in this age group is a key to early recognition. The past history of most of the patients includes previous episodes of blood in the stools and episodic abdominal complaints.

Acute Disease↗

Meckel's diverticulum in children: a 20-year review.

Meckel's diverticulum occurs in 2% of the population and may present at any age. Its management, when found incidentally at laparotomy, remains controversial, particularly in the pediatric population. From 1970 to 1989, a Meckel's diverticulum was discovered in 164 children at laparotomy. There were 120 boys and 44 girls with a mean age of 5.2 years (range, 0 to 18 years). Forty-seven cases were asymptomatic, representing an incidental finding at laparotomy, 25 were resected, and ectopic gastric mucosa was present in 7 specimens (28%). Three postoperative deaths (6%) that were not related to the resection and 2 complications (4%) (postoperative leak and wound infection) occurred in this group. Of the 117 symptomatic patients, 49 (42%) presented with bowel obstruction, 45 (38%) had rectal bleeding, 16 (14%) had diverticulitis, and 7 (6%) had umbilical pathology. Volvulus (20) and intussusception (19) were the most common causes of obstruction. Predisposing factors for bowel obstruction were fibrous bands to umbilicus or mesentery (37%) and ectopic mucosa (35%). Severe painless rectal bleeding occurred in 45 patients, 30 of whom (67%) required blood transfusion. A nuclear medicine Meckel scan was positive in 32 of 37 patients (85%). Contrast studies were not diagnostic; colonoscopy and gastroscopy ruled out other causes of bleeding. Patients with diverticulitis (16) presented with acute abdominal pain compatible with appendicitis. In the symptomatic group, ectopic mucosa was present in 61% of the resected specimens. Gastric (88%), pancreatic (7%), and gastric with pancreatic (3%) were the most common ectopic tissue. Postoperative morbidity and mortality for symptomatic patients was 8.5% and 0%, respectively.(ABSTRACT TRUNCATED AT 250 WORDS)

Adolescent↗

Giant Meckel's diverticulum.

A case of incomplete intestinal obstruction caused by a giant Meckel's diverticulum in a 13-year-old girl is reported. Short resection of the ileum with the diverticulum and end-to-end anastomosis was carried out. The possibilities of diagnosis and treatment as well as the controversial classification of this rare congenital anomaly are discussed.

Adolescent↗

Transurethral fulguration of bladder diverticulum: new procedure.

Transurethral fulguration of bladder diverticulum (TUFD) is a new and simple procedure. Since July, 1975, 17 patients have had TUFD at the time of transurethral resection of the prostate. Cystograms have been obtained from one week to twelve months after surgery. The diverticulum has shrunk in 9 cases and has totally disappeared in 5; follow-up is incomplete in 3 cases.

Aged↗

Urethral diverticulum with endometriosis.

A case of urethral diverticulum in a female patient with endometriosis in the diverticular wall is presented. Review of the recent urologic literature reveals no such case reported previously. The diverticulum was excised and the urethral walls were approximated, with uneventful postoperative recovery.

Adult↗

Male urethral diverticulum: the double density sign.

An anatomic defect of the urethra is occasionally the cause of voiding dysfunction in the young male patient. A urethral diverticulum can often be overlooked if retrograde urethrography is not performed properly. Two cases are presented along with a discussion of the technique for dynamic retrograde urethrography. The description of a new radiologic sign indicative of a posterior bulbar urethral diverticulum, is presented.

Adult↗

Congenital urethral diverticulum in the male.

Congenital urethral diverticulum is rare in males. We describe a twenty-one-year-old man who had a congenital urethral diverticulum at the bulbous portion of the anterior urethra.

Adult↗