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Biomedical subjects

Prema Menon

Publications and source records attributed to Prema Menon.

At least 19 recordsLinked to original sources

Dabska tumor (endovascular papillary angioendothelioma) of testis: a case report with brief review of literature.

The Dabska tumor also known as Endovascular papillary angioendothelioma is a rare type of hemangioendothelioma characterized by intraluminal papillary endothelial structures. Most of these are superficial in location but occurrence in deeper tissues is also known. We describe case report of testicular Dabska tumor in a child presenting as inguinal hernia. To the best of our knowledge this is the first case report describing the occurrence of this rare entity in testis.

Journal Article↗

Segmental dilatation of ileum: an unusual cause of severe malnutrition.

Segmental dilatation of the ileum causing blind loop syndrome was seen in a 6-year-old boy presenting with nonspecific symptoms and severe malnutrition. Barium meal was characteristic. Resection of the affected segment and an end-to-end anastomosis was curative and restored normal bowel function. Clinicians' awareness of this entity would help in appropriately managing such cases.

Child↗

Esophageal atresia.

Explore the source record for details and available documents.

Esophageal Atresia↗

Current status of fetal surgery.

The allure of fetal surgery is the possibility of interrupting in utero progression of an otherwise treatable condition. In spite of advances in prenatal diagnosis and refinements in surgical techniques, this field has not yet got off the ground because the risks to the mother and fetus, during and after the procedure far outweigh the benefits, and the infrastructure required to support such activity is prohibitively expensive. The various surgical conditions in which fetal surgery has been attempted and the present status of this specialty are discussed.

Cystic Adenomatoid Malformation of Lung, Congenita↗

Extrahepatic portal hypertension in children: observations on three surgical procedures.

This paper presents a comparative prospective study of three modalities of surgical treatment for extrahepatic portal hypertension in children: central splenorenal shunt after splenectomy (CSS), side-to-side lienorenal shunt (SSLR) without splenectomy, and splenectomy and gastroesophageal devascularization (SGD). In an 18-month period, 27 procedures were performed: 10 CSS, 10 SSLR, and seven SGD. The outcomes were evaluated by fall in portal pressures, hematological parameters, shunt patency, splenic regression, and disappearance of esophageal varices. All three procedures were comparable in the fall of portal pressure after surgery. The average blood loss and operating time were statistically significant in favor of SSLR compared with CSS. At 3-month follow-up, shunt patency was confirmed by duplex Doppler study in all the patients in the SSLR group and in nine out of 10 patients in the CSS group. In the CSS and SGD groups, hypersplenism resolved in all the patients. In the SSLR group, blood counts improved in only five out of eight affected children. No patient re-bled during a follow-up of 3-5 years. There were no cases of hepatic encephalopathy or overwhelming postsplenectomy sepsis. In conclusion, CSS is useful when there is a large spleen, severe hypersplenism, and a shuntable splenic vein. SSLR is suitable when there is only mild splenomegaly, mild hypersplenism, and a shuntable splenic vein. Splenectomy and devascularization is the choice when there is no shuntable splenic vein.

Adolescent↗

Isolated enteric duplication cysts.

Two rare cases of completely isolated duplication cysts are reported. A large but asymptomatic tubular cyst hanging from a narrow pedicle arising from the base of the terminal ileal mesentery was removed in a 6-day-old boy along with correction of associated malrotation. Multiple isolated duplication cysts located in the thorax and abdomen were excised in a 10-week-old infant. Both children remained asymptomatic after surgery.

Abnormalities, Multiple↗

Multilocular cystic renal cell carcinoma in a child.

Multilocular cystic renal cell carcinoma is an extremely rare condition in adults with no previous case reports in the pediatric age group. The authors report on an 8-year-old girl who underwent nephrectomy for a right-sided renal cystic disease because of extensive involvement of the kidney. Subsequent histopathologic examination findings showed presence of renal cell carcinoma in all the cysts. Awareness of this malignancy in a child is extremely important in the background of recent reports advocating conservative wait and watch management in unilateral renal cystic disease, which has similar clinical and imaging findings.

Carcinoma, Renal Cell↗

Bronchial transection: delayed diagnosis and successful repair.

Traumatic bronchial transection is usually recognized and repaired immediately after injury. Bronchial transection has a variety of clinical presentations due to air leak into the pleural cavity and it is very rare to have total absence of air leak from the transected bronchus at presentation. We present one such case of main right bronchus injury with total absence of initial clinical signs and symptoms, leading to a delay in the diagnosis. However, the surgical repair eight months after injury showed excellent recovery of the chronically collapsed lung.

Bronchi↗

Primary vesicoureteral reflux: progress of disease, somatic growth and renal parameters.

Thirty children (45 units) in the age group 1 day-12 yrs with primary vesicoureteral reflux were studied prospectively and periodically assessed for renal function, scarring, grade of reflux and somatic growth parameters. Four children (6 units) with grade IV reflux underwent ureteric reimplantation. Complete resolution with medical management was seen in all 12 units of grade I-III reflux and in 5 of the remaining 27 units of grade IV-V reflux over 6 months-6 yrs. This group showed highly significant improvement in height . The weight gain of the above 2 groups was statistically significant compared to those with persistent reflux. Focal defects were seen initially in 62 percent refluxing units. None of the patients showed deterioration in renal function or formation of new scars over the next 1-7 years. Three children on conservative management showed persistent growth retardation with associated breakthrough infection, hypertension, multiple renal scars and poor renal functional volume.

Disease Progression↗

Fundal tube esophagoplasty for esophageal reconstruction in atresia.

PURPOSE: This is a report of 4 patients with long gap/pure esophageal atresia, who, after an initial gastrostomy and cervical esophagostomy at birth, were treated with a new technique called fundal tube esophagoplasty. METHODS: The technique consisted of mobilization of the distal esophageal stump, division of the left gastric artery, and mobilization of upper half of stomach. Both walls of the stomach were incised in the region of the fundus starting on the lesser curvature in such a way that a tube was created out of the fundus, and the native esophageal stump appears to be an extension of this neoesophagus. This neoesophagus was brought to the neck by the retrosternal route and in a second stage, esophago-esophageal anastomosis was made. Thal's fundoplication was added in 2 cases. RESULTS: All the stages have been completed successfully in 4 babies. They have been followed up for periods ranging from 8 to 24 months after restoration of esophageal continuity. All the children are thriving. CONCLUSIONS: Fundal tube esophagoplasty (1) serves to provide a neoesophagus of natural caliber, (2) utilizes native esophagus in reconstruction, (3) does not produce a space-occupying problem in the mediastinum, and (4) preserves the gastric reservoir function. In this early experience, it appears to fulfill all the requirements of a good esophageal substitute.

Child, Preschool↗

Gastric augmentation in isolated congenital microgastria.

A 10-month-old boy with isolated congenital microgastria is reported. This is an extremely rare condition with only 2 previous similar case reports. The patient was treated successfully with early gastric augmentation. Although the embryologic origin of this anomaly was widely believed to be in the fourth week of gestation, the anatomic features in the current case point to the arrest of development at least after the eighth week of fetal life.

Anastomosis, Roux-en-Y↗