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Hemihypertrophy, renal dysplasia and benign nephromegaly.

Hemihypertrophy is associated with malignant visceral abdominal neoplasms in childhood. Benign nephromegaly and nephroblastomas are both known to occur with hemihypertrophy; however, association with renal dysplasia has not previously reported. We describe an infant presenting with recurrent haematuria who had segmental hemihypertrophy, ipsilateral renal dysplasia and contralateral benign nephromegaly. Although debated, renal dysplasia may predispose to and predate malignant change. Rational management and optimal surveillance of renal dysplasia and benign nephromegaly in hemihypertrophy is discussed.

Abnormalities, Multiple↗

Celiac plexus block for visceral pain.

Celiac plexus block has long been used to provide analgesia for upper abdominal pain. In particular, neurolytic celiac plexus block has been advocated for pancreatic cancer pain. In this article, recent advances clarifying the role and limitations of neurolytic celiac plexus block are reviewed. Neurolytic celiac plexus block provides persistent augmented analgesia when used as an adjunct to systemic opiates, but does not reliably decrease opiate requirements. In addition, neurolytic celiac plexus block may prolong survival, but the data supporting this remain controversial. The optimal technique for accomplishing neurolytic celiac plexus block remains undetermined.

Abdominal Neoplasms↗

Pediatric abdominal lymphangiomas: a plea for early recognition.

Abdominal lymphangiomas are usually classified together with mesenteric cysts. However, they differ by location, histology, and potential for recurrence, and should be considered a separate clinical entity. Thirteen children, aged 2 weeks to 11 years (mean, 5.8 years), with abdominal lymphangiomas were identified over the past 16 years at this institution. Of these, 12 were symptomatic. Abdominal pain (11), vomiting (8), increased abdominal girth (8), and nausea (6) predominated. Other presentations were less frequent. Symptoms were present for an average of 2 months (7 less than 1 week) before correct diagnosis. An abdominal mass was palpable in 10 cases. Intestinal gangrene secondary to volvulus was present in 2. Although multiple imaging modalities were used ultrasonography (8/8) and computed tomography (CT; 4/4) proved most expedient and reliable. In 2 cases, the lymphangioma could not be completely resected. There was 1 recurrence. Although intraabdominal cystic lesions are described in the literature as relatively symptom-free, our experience suggests otherwise. In this series, abdominal pain and an abdominal mass were common. Catastrophic complications can occur and excision is facilitated by earlier diagnosis and the benefit of smaller size. Ultrasound and CT can accurately diagnose the lesion and should be used liberally in children with intermittent or ill-defined abdominal pain, leading to prompt recognition and definitive treatment.

Abdominal Neoplasms↗

The Beckwith-Wiedemann syndrome in a six year old boy.

A 6 year-old boy who has many of the physical manifestations of the Beckwith-Wiedemann syndrome has been reviewed regularly because of the increased risk of developing intra-abdominal neoplasms, hormonal and biochemical disorders and facial deformity.

Beckwith-Wiedemann Syndrome↗

The encircling mesh in abdominal wall surgery: rationale and technical details of a dorso-ventral physiological restoration.

We describe a new, functional surgical technique, known as 'encircling mesh', designed to address abdominal wall problems. The rationale of the procedure is to connect the anterior and posterior trunk muscle compartments by means of a purpose built polypropylene mesh that encloses a belt shifted posteriorly across the spine subcutaneously, through use of a disposable introducer. The technical details and a case presentation, with specific references to the cosmetic and functional outcomes are described.

Abdominal Neoplasms↗

Celiac ganglia block.

Pain occurs frequently in patients with advanced cancers. Tumors originating from upper abdominal viscera such as pancreas, stomach, duodenum, proximal small bowel, liver and biliary tract and from compressing enlarged lymph nodes can cause severe abdominal pain, which do not respond satisfactorily to medical treatment or radiotherapy. Percutaneous celiac ganglia block (CGB) can be performed with high success and low complication rates under imaging guidance to obtain pain relief in patients with upper abdominal malignancies. A significant relationship between pain relief and degree of tumoral celiac ganglia invasion according to CT features was described in the literature. Performing the procedure in the early grades of celiac ganglia invasion on CT can increase the effectiveness of the CGB, which is contrary to World Health Organization criteria stating that CGB must be performed in patients with advanced stage cancer. CGB may also be effectively performed in patients with chronic pancreatitis for pain palliation.

Abdominal Neoplasms↗

Bilateral ureteral compression by multiple abdominal desmoid tumors in Gardner syndrome: case report and literature review.

A 28-year-old man with Gardner syndrome was admitted to our Department because of multiple abdominal masses. Abdominal computed tomography revealed severe hydronephrosis of both kidneys due to ureteral compression against the pelvic bones exerted by multiple solid abdominal masses. The patient developed oligoanuria. Right percutaneous nephrostomy tube placement was followed by restoration of diuresis and progressive recovery of renal function of the left side. The patient then underwent median laparotomy and removal of five large desmoid tumors originating from the abdominal wall. Bilateral ureteral obstruction due to abdominal desmoid tumors can be a rare urologic complication of Gardner syndrome.

Abdominal Neoplasms↗

Diagnostic laparoscopy: a survey of 92 patients.

From January 1991 to June 1993 the authors performed 92 diagnostic laparoscopies when physical examination, laboratory tests, and noninvasive imaging techniques failed to provide accurate diagnoses. Thirty-three patients (36%) underwent laparoscopy to ensure or exclude diagnosis in suspected intra-abdominal malignancy or to assess the operability in the cases of known cancer; 31 patients (34%) were evaluated for chronic abdominal pain; 15 patients (16%) were evaluated for acute abdominal pain; 9 trauma patients (10%) were evaluated to exclude or confirm penetration of the peritoneum or laceration of intra-abdominal organs; and 4 patients (4%) were operated on for miscellaneous conditions. Of the 92 patients, laparoscopy led to diagnosis in 80 patients (87%), a laparotomy was avoided in 78 patients (85%), and operative treatment was done laparoscopically in 65 patients (71%). Diagnostic laparoscopy will not replace laparotomy in every instance. However, in selected groups of patients, it may be used to yield diagnosis and help to avoid unnecessary laparotomy.

Abdomen↗

Postoperative wound infection in a pediatric surgical service.

Seventy-two out of 1,325 consecutive pediatric patients (5.43%) developed an operative wound infection in a general pediatric surgery unit. The wound infection rate was observed to be highest in neonates (13.75%) as compared with the children over 5 years of age (2.93%). The increased susceptibility of newborns to wound infection was found to be statistically significant. Patients operated for gastrointestinal problems and solid abdominal neoplasms had the highest wound infection rate.

Adolescent↗

The approach to common abdominal diagnoses in infants and children. Part II.

Part I (August 1998 issue, Pediatric Clinics), discussed appendicitis and common abdominal diagnoses in infants and in children associated with vomiting, as well as special considerations in the evaluation of immunologically suppressed and neurologically impaired pediatric patients. In this article, the authors continue to discuss the evaluation of constipation, gastrointestinal bleeding, common abdominal masses, and recurrent abdominal pain.

Abdominal Neoplasms↗

[Malignant transformation of abdominal wall endometriosis: a new case report].

Cancer arising in abdominal wall endometriosis is a rare event, hindering diagnosis and making management uncertain. A cesarean section scar is generally at the origin of the disease. We report the case of a 45-year-old woman, with a past medical history of cesarean deliveries, complaining of a repeat abdominal wall endometriosis which transformed into a clear-cell carcinoma. Outcome was rapidly fatal. Compared with endometriosis-associated ovarian carcinoma, the prognosis of this abdominal scar complication is poor. In the literature, survival rate reaches only 57% after a short follow-up of 20 months. Clear-cell carcinoma is the most common histological subtype, followed by endometrioid carcinoma. Radical surgery is the main treatment. Good technique and proper care during cesarean section may help in preventing this endometriosis complication.

Abdominal Neoplasms↗

Sonography in the infant with acute abdominal symptoms.

The sonogram is a reliable diagnostic tool in the evaluation of acute abdominal disorders in infants and children. Portability, noninvasiveness, and ease of examination make sonography an invaluable diagnostic method. This article considers the principle acute disorders of infancy and childhood that are minimal to sonographic diagnosis. Included are pyloric stenosis, appendicitis, necrotizing enterocolitis, intussusception, as well as unexplained abdominal distention and acutely presenting masses. Although some of these entities have nonspecific sonographic appearances, consideration of age, symptoms, and laboratory results usually permits a specific diagnosis.

Abdomen↗