• Home
  • Chandrasekharam VVS
Chandrasekharam VVS

Chandrasekharam VVS
Ankura hospitals for women & children · Pediatric surgery, pediatric urology and MIS

MBBS, M Ch, FIAPS FSPU

About

68
Publications
5,584
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
501
Citations
Citations since 2016
24 Research Items
255 Citations
2016201720182019202020212022020406080
2016201720182019202020212022020406080
2016201720182019202020212022020406080
2016201720182019202020212022020406080
Additional affiliations
January 1995 - March 2001
All India Institute of Medical Sciences, New Delhi, India
Position
  • Junior Resident, Senior Resident, Chief resident

Publications

Publications (68)
Article
Although laparoscopic pyeloplasty (LP) is popular in children, its role in infants is less well defined. It is presumed that infant LP is technically challenging, with a higher failure rate. To consider the hypothesis that LP can be safely and successfully performed in infants. The records of 111 infants that underwent LP from March 2009 to Decembe...
Article
Laparoscopic pyeloplasty is being performed successfully in children with results comparable to open pyeloplasty. Pediatric laparoscopic pyeloplasty, however, remains a technically demanding procedure. Some of the most difficult, time-consuming, and at the same time critical steps of the procedure are ureteral spatulation and intracorporeal suturin...
Article
Congenital midureteric strictures (CMUS) are an uncommon cause of obstructive uropathy. There are only a few case reports of laparoscopic management of CMUS. We present our experience with laparoscopic repair of CMUS in 7 children. The records of all children (n=7, 5 infants) undergoing laparoscopic reconstruction for CMUS were reviewed. Preoperati...
Article
Full-text available
Ipsilateral ureteroureterostomy is an established method for the treatment of duplication anomalies in children. With the advent of pediatric laparoscopy, many urologic procedures in children are being performed using minimal access techniques. We present our experience with laparoscopic ipsilateral ureteroureterostomy (LIUU) for duplex anomalies....
Article
Objective: To present the results of temporary urethral re-catheterization in order to aid spontaneous closure of early fistulas after hypospadias repair. Methods and technique: Children presenting with early fistulas (within 2 weeks of initial catheter removal) after hypospadias repair underwent urethral calibration and re-insertion of a urethr...
Article
Objective About 3% of primary pyeloplasties may require a re-do pyeloplasty for recurrent uretero pelvic junction obstruction (UPJO) making it an uncommon operation even in large volume centers. In this MA we have compared the outcomes of open (OP), laparoscopic (LP) and robot assisted LP (RALP) approaches in managing recurrent UPJO. Methods Pubme...
Article
Major neonatal surgeries have been well reported to be associated with postoperative development of necrotizing enterocolitis (NEC). Incarcerated inguinal hernia has been rarely reported to develop postoperative NEC in infant. We report a case of postoperative NEC in a preterm infant at term equivalent age with incarcerated inguinal hernia. The inf...
Article
Full-text available
Aim Distal hypospadias repair is a common operation but some children require a complete salvage operation due to major complications of initial repair. The aim of this paper is to analyze the results of single-stage salvage distal hypospadias operations with salvage Mathieu (SM) and salvage grafted tubularised incised plate (SGTIP) techniques. Pa...
Article
Full-text available
Purpose Recurrent chordee (RC) is an important complication of proximal hypospadias repair. In this meta-analysis we compared RC incidence following dorsal plication (DP) versus ventral lengthening (VL). Methods We searched the databases to identify all papers between 2001 and 2021 pertaining to proximal hypospadias and recurrent chordee. Duplicat...
Article
Background & Aims There are conflicting reports on the efficacy of bulking agents for vesico ureteric reflux (VUR). In this meta-analysis we have compared the outcomes of endoscopic treatment with polyacrylate polyalcohol copolymer (PPC) and dextranomer hyaluronic acid (DxHA). Methods A systematic review of publications between 2010 & 2020 was con...
Article
Full-text available
Purpose There are few reports regarding laparoscopic near-total pancreatectomy (LNTP) for hyperinsulinemic hypoglycemia of infancy (PHHI) present. Our experience with 5 cases is presented. Methods The records of 5 children (3 boys, 3 infants) who underwent LNTP for diffuse PHHI between January 2017 and September 2019 were reviewed. Diagnosis of di...
Article
Late urethral strictures (US) presenting in adults after childhood hypospadias repair (hypospadias associated urethral strictures, HAUS) present a difficult problem that is being increasingly recognized. The best treatment option is not clear. In this systematic review and meta-analysis, we analysed the incidence of HAUS presenting to the adult uro...
Article
Purpose: The purpose of the study was to survey the opinion of delegates attending national pediatric urology meeting regarding live case demonstrations (LCDs) to see whether these can be replaced with taped case demonstrations (TCDs) in future. Methods: A questionnaire-based survey was conducted at the end of the 3-day annual conference and live o...
Article
Tracheoesophageal fistula (TEF) without associated esophageal atresia is a rare congenital anomaly. Diagnosis in neonatal period is usually not made and most of the patients are treated as cases of pneumonia. We report a case of H-type TEF, which was initially diagnosed as grade V gastroesophageal reflux on contrast esophagogram and bronchoscopy do...
Article
Full-text available
AimLaparoscopic pyeloplasty (LP) is less popular and considered less successful in infants compared to older children. There are few reports analyzing the functional results of LP in relation to age of surgery. The aim of this paper is to compare the functional results of LP in infants (group 1) with children over 1 year of age (group 2).Material a...
Article
Background Despite many technical advances the debate continues on single versus staged procedures for proximal hypospadias. In this systematic review and meta-analysis we have compared the contemporary outcomes of proximal hypospadias repair: single stage foreskin pedicle tube (FPT) versus two stage foreskin free graft (FFG) and two-stage foreskin...
Article
Objective While there are several reports confirming the safety and efficacy of laparoscopic pyeloplasty (LP) and robot-assisted laparoscopic pyeloplasty (RALP) in children there have been none comparing LP and RALP specifically in infants. In this meta-analysis, we have compared the outcomes of LP and RALP in infants. Methods Pubmed (Medline), Pu...
Article
Full-text available
To perform a systematic review and meta-analysis comparing the outcomes of robotic-assisted laparoscopic extravesical ureteric reimplantation (RALUR) with conventional laparoscopic extravesical ureteric reimplantation (LEVUR) for primary vesicoureteric reflux in children. We searched the databases to identify all papers of RALUR and LEVUR between 2...
Article
Background: Available reports regarding the technical factors for successful endoscopic treatment (ET) of vesicoureteric reflux (VUR) using dextranomer/hyaluronic acid copolymer are inconclusive. We studied single-surgeon data to evaluate the association of injected volume and surgeon experience with success after ET for VUR. Materials and Methods...
Article
In this case series (n=7) on prostatic utricles (PU), retention of urine was seen in 5/7, UTI(4/7), recurrent epidydymo-orchitis(3/7) and scrotal sinus(1/7). VCUG established diagnosis in 3/7 patients while CT/MRI in 4/7 patients. Four patients were primarily managed by cystoscopic widening of mouth of PU. Three with large PU underwent initial open...
Article
Objective: When considering treatment for vesico ureteric reflux via inimally invasive surgery there is a dilemma to choose between laparoscopic extravesical (LEVUR) and transvesicoscopic (TVUR) ureteric reimplantation. In this systematic review and meta-analysis we have analyzed the articles on LEVUR and TVUR and compared the outcomes. Methods:...
Article
Full-text available
PurposeLaparoscopic pyeloplasty has become fairly established in children. However, there are only a few reports on the use of laparoscopy for redo pyeloplasty. Laparoscopic redo pyeloplasty for previously failed open pyeloplasty can be quite challenging, due to the extensive adhesions and fibrosis following the previous operation. In this paper, w...
Book
Hypospadias Surgery: Science and Art is the first book of its kind published in the subcontinent and, in fact, Asia, that describes several tested and reliable techniques for the repair of different types of hypospadias with reproducible results. Based on the extensive experience and expertise of the author, developed over two decades, and over 1,2...
Article
Full-text available
Congenital duodenal obstruction is traditionally managed by laparotomy. Laparoscopic duodenoduodenostomy (LDD) in neonates is considered a technically demanding operation requiring advanced pediatric laparoscopic skills. To the best of our knowledge, there are no reports of LDD from the Indian subcontinent. Here, we report two cases of successful L...
Article
We describe a novel technique of laparoscopic undiversion and reimplantation of end ureterostomy in children. Three children (mean age 2.1 y, two girls) underwent laparoscopic undiversion and reimplantation of unilateral end ureterostomy during early infancy for symptomatic primary obstructive megaureter. The procedure consisted of laparoscopic dis...
Article
We describe a simple method of fixing trocars to the abdominal wall in infants and children using small pieces of 16- or 18-Fr Foley catheter as a sleeve over the trocar. The sleeve holds the trocar snugly and is fixed to the skin with silk stitch. This technique is simple, quick, efficacious, and inexpensive, and it does not require any special eq...
Article
Full-text available
VUR is a common urologic problem in children. Cystoscopic injection of bulking agents (most commonly Deflux) has gained popularity as the first line treatment in the west. However, primarily due to cost factors, it has not gained much popularity in our country. We present our initial experience with cystoscopic Deflux injection for VUR. We reviewed...
Article
Full-text available
There are many techniques of harvesting vascularized skin flaps from penile skin for hypospadias repairs. Here, we review our experience with the use of longitudinal dorsal island flap (LDIF) for mid- and proximal hypospadias repairs and to assess the results and complications of onlay and tubularized repairs. We retrospectively reviewed the data o...
Article
Full-text available
To evaluate an alternative way of reducing intussusceptions under laparoscopic guidance. This is a retrospective observational study of children who underwent laparoscopy-assisted hydrostatic in situ reduction of intussusceptions (LAHIRI). Under general anesthesia with laparoscopic vision, warm saline was infused into the rectum with a 16-18 F Fole...
Article
Congenital primary bladder diverticulum is a rare condition and may present with urinary infection; other forms of presentation are rare. We present a series of infants who presented with urinary retention secondary to large primary bladder diverticulum. Seven infants were evaluated for symptoms of lower urinary tract obstruction. All seven were in...
Article
Full-text available
To report the results of surgical treatment of biliary atresia with patent distal extra hepatic bile ducts (BA with PDEBD) with special reference to hepatic portocholecystostomy (HPC) operation. The study reviews records of children operated for BA with PDEBD. The type of operation, results of surgery, postoperative course and complications during...
Article
Aims: An isolated bowel segment (IBS), a viable loop of bowel completely free of its mesenteric attachments, has potential clinical use in bowel lengthening and other techniques. The end point of successful creation of an IBS is the development of adequate collateral circulation. In this experimental study, we report the use of fluorescein test to...
Article
Aim: To report the results of the early discharge of children after hypospadias repair with an indwelling catheter. Materials and Methods: To facilitate early the discharge of children after hypospadias repair, the author adopted the technique of draining the indwelling urinary catheter into diapers in children undergoing this operation. Home cathe...
Article
Full-text available
The optimal initial surgical approach for nonpalpable undescended testis (UDT) is debated. The aim of the present study is to compare the results of initial laparoscopy and inguinal exploration in the management of unilateral nonpalpable undescended testes. The results of 20 children with unilateral nonpalpable UDT managed by initial laparoscopy (g...
Article
To compare antegrade and retrograde internal double-J stenting for pyeloplasty drainage in children. The success of placing the stent in position and the complications were compared in both groups. Between October 2001 and December 2004, 42 children with unilateral pelviureteral junction obstruction underwent pyeloplasty by a single surgeon. Antegr...
Article
We investigated the outcome of patients with antenatally detected pelviureteric junction (PUJ) obstruction treated either conservatively or surgically. The series comprised 68 such patients, 54 with unilateral obstruction. Of the unilateral cases, 22 units were treated conservatively, 21 underwent early and 11 late surgery. Of the bilateral cases,...
Article
To examine the effects of varying doses of prepubertal human chorionic gonadotropin (hCG) administration on postpubertal germ cell status and androgen status in rats. The long-term effects of prepubertal hCG administration on postpubertal testicular function are still debated. Forty male prepubertal Wistar rats, aged 20 days, were divided into four...
Article
We describe a variety of acute necrotizing enteritis that is endemic to the Indian subcontinent. During the period 1992-1998, 18 cases of acute jejunoileitis (AJI) were managed. Only those in whom the diagnosis was confirmed at laparotomy have been included in this study. The most common symptoms were abdominal pain (100%), fever (77%), and blood i...
Article
The effect of unilateral blunt testicular trauma on subsequent testicular function is still debated. None of the experimental studies had the exact grading of testicular injury and evaluation of hormone status and hence this study was designed. Twenty male prepubertal (20 days old) Wistar rats were divided into two groups: group 1 (n = 10) underwen...
Article
To assess whether symptomatic unilateral ureteropelvic junction obstruction (SUUPJO) affects somatic growth and, if so, the parameters associated with it, 61 children (54 boys and 7 girls) who underwent pyeloplasty for SUUPJO without any other associated urological abnormalities were retrospectively studied. Height was compared with standard growth...
Article
To prognosticate and assess the metabolic status of germ cells of the testis after unilateral blunt testicular trauma using both magnetic resonance imaging (MRI) and magnetic resonance spectroscopy (MRS). MRI is a noninvasive technique suitable for evaluating testicular trauma, and MRS is useful in assessing the metabolic status of the testis. The...
Article
Eighteen cases of laparotomy-proven acute necrotizing jejunoileitis were treated during the period 1992-1998. Routine laboratory investigations and bacteriological studies were non-contributory towards establishing an etiological basis for the diagnosis. Superior mesenteric artery digital subtraction angiography, carried out in five patients, demon...
Article
The natural history of prenatally diagnosed bilateral ureteropelvic junction hydronephrosis is unknown. No definite recommendations exist regarding management, and many authors recommend unilateral or bilateral pyeloplasty. We present the results of nonoperative management of bilateral hydronephrosis. A total of 16 patients (32 kidneys) with prenat...
Data
Full-text available
Objectives. The effect of unilateral blunt testicular trauma on subsequent testicular function is still debated. None of the experimental studies had the exact grading of testicular injury and evaluation of hormone status and hence this study was designed. Methods. Twenty male prepubertal (20 days old) Wistar rats were divided into two groups: grou...
Article
Extragonadal germ cell tumors are relatively rare tumors, accounting for 5% to 10% of all germ cell tumors in adults. In children, approximately two thirds of germ cell tumors are extragonadal. Extragonadal germ cell tumor of the scalp is exceedingly rare. The authors report the case of a 1(1/2)-year-old boy with extragonadal germ cell tumor over t...
Article
The functional outcome and factors influencing improvement after pyeloplasty for ureteropelvic junction (UPJ) obstruction are still debated. This retrospective study was aimed at evaluating the factors associated with functional improvement in symptomatic unilateral hydronephrosis (HDN). Patients (n = 68) who underwent successful pyeloplasty for un...
Article
The authors describe the case of an inhaled foreign body unusually located in the pericardium. An initial chest skiagram was misinterpreted leading to a negative bronchoscopy. Correct anatomic localization of the foreign body only was established at surgical exploration, despite preoperative computerized tomography scan of the chest. Recognition of...
Article
To evaluate the results of performing percutaneous nephrostomy (PCN) in all patients with kidneys with ureteropelvic junction obstruction (UPJO) and split renal function (SRF) of less than 10%, because the management of such cases is still under debate. If SRF improves, we perform pyeloplasty, otherwise nephrectomy is done. The records of all patie...
Article
A full term neonate was operated for diaphragmatic eventration through the chest. Postoperatively the baby developed gastric outlet obstruction. Ultrasonography and barium meal examination were suggestive of extrinsic compression in the region of the pylorus. At laparotomy a gall bladder perforation was found producing a biloma just abve the pyloru...
Article
Gastric teratoma is a rare tumour, comprising less than 1% of all teratomas in children. A 5 month old male child, who presented with an abdominal mass, fever and vomiting was diagnosed to have a gastric teratoma on ultrasonography, CT scan and serum alpha-feto protein. Complete excision of the tumour was performed. No chemotherapy was given. The h...
Article
The exstrophy-epispadias complex is a severe anomaly of the lower urinary tract. While the surgical reconstruction of normal anatomy in patients with this disorder was once considered impossible, modern management has made possible a near-normal reconstruction of the bladder and lower abdominal wall. Early operation in the neonatal period along wit...
Article
The present study was carried out by evaluate the safety and effectiveness of the selective conservative manage-ment of antenatally detected unilateral pelviureteric junc-tion obstruction (ADPUJ) in children who were diagnosed to have unequivocal obstruction upon DTPA renograms performed at 6 weeks of age. The study comprised of 28 patients with AD...

Network

Cited By

Projects

Project (1)