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Malignant fibrous histiocytoma of solitary jejunal diverticulum.

A rare case of malignant fibrous histiocytoma arising from a solitary jejunal diverticulum leading to its perforation is described in a 37-year-old male. The patient presented with peritonitis and on exploration revealed perforation of a jejunal diverticulum containing a soft, friable mass. Biopsy from the mass revealed a malignant fibrous histiocytoma. This appears to be the first description in literature of a malignant fibrous histiocytoma with that particular localization.

Adult↗

Hypopharyngeal diverticulum and the cricopharyngeus muscle: a posterior surgical approach.

Hypopharyngeal diverticulum and dysphagia due to cricopharyngeus muscle dysfunction are a continuing challenge to the head and neck surgeon. The ability to completely transect the cricopharyngeus muscle is generally agreed to be the key to successful relief of symptoms, and--to an even greater extent--to prevention of recurrence. In the past, the most significant complications arising from such surgery have been recurrent laryngeal nerve injury and recurrent diverticulum or cricopharyngeus spasm. Both of these problems have been prevented by a modified surgical approach which takes advantage of the relatively bloodless retropharyngeal space. The logic of this posterior approach to the cricopharyngeus, from an anatomic standpoint, coupled with the good visualization and relatively bloodless field when approaching the muscle, suggests that it might be a suitable substitute for the more common lateral approach if continued long-term experience in larger number of cases does not lead to significant complications.

Diverticulum↗

Early prenatal diagnosis of ventricular diverticulum complicated by serous pericardial effusion.

An unusual case of apical diverticulum complicated by serous pericardial effusion and diagnosed ultrasonographically at 13 weeks of gestation is described. A therapeutic abortion was induced at 14 weeks and the complete post-mortem examination did not show additional malformation. Cardiac diverticulum is a rare malformation that occurs as an isolated defect or as part of a complex midline thoraco-abdominal defect. Only two prenatally diagnosed cases have been previously reported in the literature and none with associated hydropericardium.

Abortion, Therapeutic↗

Cavernous sinus subarachnoid diverticulum and sixth nerve palsy.

Metrizamide CT cisternography in a young woman with a chronic sixth nerve palsy demonstrated a cavernous sinus subarachnoid diverticulum originating from the cerebellopontine cistern. The possible etiologic role of this diverticulum in her palsy is discussed.

Abducens Nerve↗

Perforated diverticulum of the terminal ileum. A previously unreported cause of suppurative pylephlebitis and multiple hepatic abscesses.

We describe the case of a 58-year-old man who presented to the hospital with central abdominal pain, nausea, fever, chills, and dyspnea. While in the hospital, jaundice appeared and the liver function tests revealed features of both cholestasis and hepatocellular injury. He developed gram-negative septicemia and died on the sixth hospital day. Autopsy disclosed a perforated terminal ileal diverticulum and a contiguous mesenteric abscess. There was also severe phlebitis of mesenteric venous radicles which extended superiorly to the intrahepatic portal venules and veins. The portal veins were surrounded by multiple hepatic abscesses that varied in size from microscopic to 2.5 cm. This appears to be the first report in the world literature of suppurative pylephlebitis and hepatic abscesses resulting from a perforated ileal diverticulum. The subject of small bowel non-Meckelian diverticulosis is reviewed because of the rarity of this condition and the diagnostic challenges it poses.

Diverticulum↗

CT appearance of giant colonic diverticulum.

The plain film, barium enema, and CT findings in a case of giant colonic diverticulum with the atypical feature of marginal calcifications are presented. The value of CT in the diagnosis and evaluation of giant colonic diverticulum is discussed.

Calcinosis↗

Radiologic demonstration of Meckel's diverticulum.

A case of bleeding Meckel's diverticulum with a positive barium meal examination, selective mesenteric arteriography and 99mTc-pertechnetate scanning is presented. Complementary radiologic examinations are needed in the visualization of Meckel's diverticulum due to difficulties in making the correct diagnosis.

Adult↗

Transient intraluminal diverticulum of the esophagus: a significant flow artifact.

Esophagography in 12 patients showed a characteristic oval- to oblong-shaped barium collection surrounded by a thin radiolucent margin. The collection closely resembled an intraluminal diverticulum. Twelve patients demonstrated these findings, 6 on single-contrast and 6 on double-contrast examinations. These findings were not reproducible on repeat barium swallows, and endoscopy failed to demonstrate an intraluminal diverticulum. Nine of the patients underwent esophagectomy and esophageal substitution. Pathologic examination of the gross specimen did not reveal evidence of intraluminal diverticula. The association of this radiologic appearance in patients with moderately severe motility disorder of the esophagus is emphasized.

Adult↗

Tuboovarian abscess simulating giant colonic diverticulum.

The plain abdominal film finding of a large air-filled cavity has a differential diagnosis that includes giant colonic diverticulum, volvulus, giant Meckel's or other small-bowel diverticulum, emphysematous cystitis, vesicoenteric fistula, bowel duplication, and mesenteric cyst. The case presented here expands this differential diagnosis to include tuboovarian abscess with fistulous communication to the bowel.

Abscess↗

Biliary extracorporeal shock wave lithotripsy in the treatment of an impacted stone in bile duct diverticulum.

A calcified, retained stone impacted in a diverticulum of the distal common bile duct was successfully treated with biliary extracorporeal shock wave lithotripsy (BESWL). The stone fragments spontaneously passed within 1 week of lithotripsy treatment without the aid of further intervention. This case is unusual in that the stone lodged in a bile duct diverticulum proved inaccessible at the time of surgical exploration.

Aged↗

Intraluminal jejunal diverticulum.

An intraluminal diverticulum of the jejunum in a 19-year-old man is reported. A congenital diaphragm was bypassed by jejunojejunostomy when the patient was 2 days old. A "ballooning" mechanism of this diaphragm can explain the pathogenesis of the diverticulum.

Adult↗

Radiographic characteristics of isolated invaginated Meckel's diverticulum.

A 3-year-old boy with a radiographic finding of an isolated invaginated Meckel's diverticulum is presented. The abnormality simulates a polypoid filling defect in the distal small bowel on barium examination. This particular manifestation of Meckel's diverticulum is very rare and has been reported only once previously. This article re-emphasizes the need to think about this possibility when a polypoid filling defect is seen in the distal small bowel. At the time laparotomy was performed, the abnormality had progressed into a triple intussusception, a rare surgical finding.

Child, Preschool↗

Rectal diverticulum in an infant.

The occurrence of rectal diverticula are rare. They are invariably accompanied by colonic diverticulosis, especially the sigmoid segment. To our knowledge, this condition has not been previously detected during childhood, and the youngest patient reported was 18 years old. In this report we present a solitary rectal diverticulum in a 25-day-old infant without accompanying colonic diverticula. The existence of rectal diverticulum in this infant convincingly suggests a congenital etiology.

Diverticulum↗

Congenital ventricular aneurysm and diverticulum in children.

Clinical profiles were analysed of 18 children with congenital ventricular aneurysm (CVA) and diverticulum (CVD) (nine with CVA and nine with CVD). Of 18 children, only six had any symptoms, consisting of chest discomfort, palpitation, or convulsion. Heart murmurs were heard in nine of the 18 children, and a nonspecific systolic ejection murmur in one. A systolic click was heard in only four children. Dyskinesia of an abnormal protrusion of the cardiac silhouette on the chest x-ray film was detected in only three. The ECG revealed abnormal findings in all children. In those with CVA, signs of myocardial damage or left axis deviation (LAD) and left bundle branch block (LBBB) were the main findings. Among those with CVD, multiple premature ventricular contractions (PVCs) were present in four; some signs of myocardial damage were present in three. None of those with CVD had LAD or LBBB. Among the four children with right ventricular diverticulum, multiple PVCs were present in three. The lesions were detected by two-dimensional echocardiography (2DE) before angiography in 13 (72%) of 18 children. The wall kinetics of the lesions, as seen on 2DE, were in agreement with the subsequent angiographic findings.

Adolescent↗

Bladder diverticulum associated with ureteral obstruction.

A ureter entering a bladder diverticulum almost always has associated vesico-ureteric reflux but rarely obstruction. We present the clinical and radiologic data on a patient with an ectopic ureteral insertion into a bladder diverticulum, with associated obstruction but not vesico-ureteric reflux. Periureteral fibrosis secondary to chronic inflammation is thought to be the underlying cause.

Child↗

Diagnosis and management of intraluminal duodenal diverticulum.

The descending part of duodenum is the principal site for an intraluminally projecting mucosal pouch or diverticulum, but this unusual lesion may also occur elsewhere in the upper gastrointestinal tract. We report three patients in whom a large intraluminal duodenal diverticulum (IDD) was diagnosed radiographically at the ages of 15, 27, and 68 years, respectively. Fiberoptic duodenoscopy was performed in the two symptomatic cases for the removal of impacted food from IDD or dilatation of its outflow aperture. Guidelines for the diagnosis and treatment of IDD are provided based on our experience and review of the pertinent literature.

Adolescent↗