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Nephrogenic adenoma arising from a urethral diverticulum: magnetic resonance features.

Nephrogenic adenoma is a rare benign tumor of the urinary tract. Although its most commonly arises within the urinary bladder, this tumor may also occur within a urethral diverticulum. We report the magnetic resonance imaging (MRI) findings of a nephrogenic adenoma arising within a urethral diverticulum in a 43-year-old woman. MRI appears to be helpful in showing the anatomic extent of the lesion as well as differentiating it from other anterior vaginal wall masses.

Adenoma↗

Diagnosis of epiphrenic esophageal diverticulum by computed tomography.

Epiphrenic diverticulum is typically demonstrated by computed tomography examination as a thin walled, air or air-fluid filled structure communicating with the esophagus. However, those not associated with a distal esophageal obstruction (stricture, achalasia) may remain contracted in resting state and thus may not be visible. Occasionally the diverticulum may have to be differentiated from mediastinal abscess or tumors and even hiatus hernia.

Aged↗

Intussusception secondary to Meckel's diverticulum. A challenging diagnosis in adolescence.

A 14-year-old male was found to have an intussusception secondary to an invaginating Meckel's diverticulum. He was initially referred for crampy abdominal pain and diarrhea, and inflammatory bowel disease was suspected. The etiology of most intussusceptions is unknown; however, both in adolescence and adulthood they may be initiated by a lead point. This paper presents, analyzes, and discusses an intussusception caused by a Meckel's diverticulum as a lead point and the difficulty in making a preoperative diagnosis.

Adolescent↗

Isolated axial volvulus of a Meckel's diverticulum.

A 3.5-year-old boy presented twice within 36 hours to an emergency department with worsening abdominal distress. At surgery, an isolated axial volvulus of a Meckel's diverticulum was found. This finding has been reported three times in the last 20 years and has involved only adult patients. Meckel's diverticulum, although uncommon, can be extremely serious. Its presentation and pathophysiology are reviewed.

Adolescent↗

An unusual presentation of Zenker's diverticulum.

Zenker's diverticula are esophageal outpouchings in the region of the cricopharyngeus which typically grow in a posterolateral and inferior direction and can cause esophageal compression if the diverticulum is large enough. We describe a patient in whom a Zenker's diverticulum expanded posteriorly and superiorly so that it was positioned in the posterior pharyngeal space, causing both esophageal and tracheal narrowing.

Aged↗

[Laparoscopic surgery of Meckel's diverticulum].

Meckel's diverticulum is an evolution of omphalomesentric channel one of the most frequent embryologic abnormality of digestive tract. It is observed in two circumstances: during a routine exploration or after a complication: intestinal obstruction, peritonitis, recurrent abdominal pain. Only open or laparoscopic explorations allow a diagnosis. Resection of the diverticulum is recommended in children because the complications are frequent and serious. The preferred therapeutic method is the bowel resection with immediate anastomosis.

Anastomosis, Surgical↗

Dor procedure for left ventricular diverticulum with mitral regurgitation in an infant.

Congenital left ventricular diverticulum accompanied by MR is a rare abnormality. A 5-month-old female infant with this clinical combination underwent a procedure comprising exclusion of a large diverticulum by using an endoventricular circular patch (Dor procedure). This technique allowed us to avoid restriction of the left ventricular cavity and to improve the orientation of the papillary muscles, thus leading to successful mitral valve repair.

Cardiac Surgical Procedures↗

Dysphagia [corrected] due to solitary jejunal diverticulum after free jejunal transfer for reconstruction of the cervical oesophagus.

The free jejunal flap has been widely used in clinical practice for the restoration of the cervical oesophagus, but a variety of complications still pose problems. The purpose of this report is to present a rare complication of the jejunal flap. A diverticulum of the jejunal segment, causing severe dysphagia, occurred 4 years after flap transfer in a 50-year-old man who underwent oesophageal reconstruction due to severe stricture following caustic ingestion. The patient was treated successfully by resection of the diverticulum. When examining a patient with unidentified symptoms in the neck or dysphagia after cervical oesophageal reconstruction with free jejunal transplant the possibility of small bowel diverticula should be borne in mind in order to prevent serious life-threatening complications that may arise from it.

Anastomosis, Surgical↗

Fluoroscopic balloon-guided transesophageal echocardiography in a patient with Zenker's diverticulum.

During the past 20 years, transesophageal echocardiography (TEE) became an important diagnostic technique. Indications for TEE include: defining the cause and severity of native valve disease, particularly mitral regurgitation; detecting vegetations and other sequelae of endocarditis; assessing prosthetic valve function; and identifying a potential cardiac source for emboli.(1) TEE is usually well tolerated and is associated with few adverse events. However, structural abnormalities of the esophagus such as diverticula, stenoses, tumors, and advanced varices are relative contraindications to TEE because of the technical difficulties associated with probe advancement and the risk of esophageal perforation.(2) This report describes the successful performance of TEE in a patient with a Zenker's diverticulum. The patient was severely symptomatic of atrial fibrillation and was a poor candidate for long-term anticoagulation. Therefore, it was necessary to rule out a thrombus before cardioversion. Because the Zenker's diverticulum was large, a novel approach was taken using a balloon to occlude the orifice allowing safe passage of the TEE probe.

Aged↗

Giant lithiasis in a female urethral diverticulum.

The formation of gallstones in a urethral diverticulum is a rare clinical entity and is usually seen in males. The case of a 50 year old woman is presented, who consults for hard vaginal mass and dispareunia associated with repeated urinary infections, with radiological images and an interesting photoendoscopic vision of the upper dome of the gallstone. The diverticulum was approached via vaginal way and the local extraction was successful.

Diverticulum↗

Giant accessory female phallic urethral diverticulum.

Anomalies of the urogenital sinus have been described in association with male pseudohermaphroditism, bladder and uterine duplication, and a spectrum of external genital anomalies, including a female phallic urethra. The evaluation and optimal surgical management of these anomalies can be complex. We describe a case of a female patient with an accessory phallic urethra and a urogenital sinus anomaly. The presence of stenosis of the accessory urethral meatus led to the formation of a giant diverticulum with unusual features. The complete repair of the anomaly incorporated creation of labia minora from portions of the diverticulum.

Abnormalities, Multiple↗

Endoscopic management of Zenker diverticulum: the staple-assisted approach.

Hypopharyngeal (Zenker) diverticulum is a physiologic obstruction of the esophageal entroitus due, at least in part, to reflux irritation. Endoscopic techniques have largely replaced the traditional treatment, comprising external excision and myotomy. In this article, the classic Dohlman technique is compared with the newer endoscopic staple-assisted esophagodiverticulostomy, which provides an endoscopic approach to Zenker diverticulum-associated dysphasia. This technique can be practiced with a simulator, requires little experience, has a good safety record, and has acceptable results.

Esophagoscopy↗

Successful repair of an aortoesophageal fistula with aneurysm from esophageal diverticulum.

Aortoesophageal fistula is a rare, frequently fatal, cause of upper gastrointestinal bleeding, and there are few reported survivors of it. We report a successful surgical case of aortoesophageal fistula associated with an infective thoracic aortic aneurysm. The patient had been diagnosed as having an esophageal diverticulum 8 months before admission. The aortoesophageal fistula was completely resected, followed by esophagojejunum anastomosis and patch closure for the entry of the aneurysm and omental coverage to the wall of the descending aorta in one stage. In this case, esophageal diverticulum was diagnosed before the development of an aortoesophageal fistula associated with an aneurysm.

Aged↗

Adenocarcinoma in a mid-esophageal diverticulum.

The incidence of esophageal adenocarcinoma has been increasing compared with squamous cell carcinoma. The most common location of adenocarcinoma of the esophagus is the distal one third. Cancer developing in an esophageal diverticulum is uncommon, but tumors of squamous cell origin in esophageal diverticula have been reported previously. We describe an adenocarcinoma in a midesophageal diverticulum and review malignancies occurring in esophageal diverticula.

Adenocarcinoma↗