Undergraduate Degree

  • Bowdoin College , 1978 , Brunswick , ME

Medical School

  • Tufts University School of Medicine , 1984 , Boston , MA


  • University of Pennsylvania , 1985 , Philadelphia , PA


  • University of Pennsylvania , 1986 , Philadelphia , PA


  • University of Pennsylvania , 1990 , Philadelphia , PA


Pediatric Urology
  • Brady Urological Institute, Johns Hopkins Hospital , 1991 , Baltimore , MD


  • American Board of Urology, Pediatric Urology


Publications powered by Harvard Catalyst Profiles

  1. The urological management of children with spinal cord injury. World J Urol. 2018 Oct; 36(10):1593-1601. View abstract
  2. Pelvic floor laxity: A not so rare but unrecognized form of daytime urinary incontinence in peripubertal and adolescent girls. J Pediatr Urol. 2018 12; 14(6):544.e1-544.e7. View abstract
  3. Editorial Comment. J Urol. 2018 08; 200(2):446-447. View abstract
  4. The Megameatus, Intact Prepuce Variant of Hypospadias: Use of the Inframeatal Vascularized Flap for Surgical Correction. Front Pediatr. 2018; 6:55. View abstract
  5. Anatomic findings associated with epispadias in boys: Implications for surgical management and urinary continence. J Pediatr Urol. 2018 02; 14(1):42-46. View abstract
  6. Author Reply. Urology. 2016 06; 92:99. View abstract
  7. The Efficacy of Congenital Penile Curvature Repair in Preadolescent Males: Early Outcomes. Urology. 2016 06; 92:95-9. View abstract
  8. Management of Proximal Hypospadias with 2-Stage Repair: 20-Year Experience. J Urol. 2015 Oct; 194(4):1080-5. View abstract
  9. Flap versus graft 2-stage repair of severe hypospadias with chordee. Flap repair. J Urol. 2015 Mar; 193(3):761-2. View abstract
  10. The surgical management of male epispadias in the new millennium. Curr Urol Rep. 2014 Dec; 15(12):472. View abstract
  11. Evaluation of a novel gel-based ureteral stent with biofilm-resistant characteristics. Int Urol Nephrol. 2014 Jun; 46(6):1053-8. View abstract
  12. Incidental capture of rarely diagnosed pediatric tumor: an infant boy with clear cell sarcoma of the kidney. Urology. 2013 Dec; 82(6):1416-8. View abstract
  13. Variations in management of mild prenatal hydronephrosis among maternal-fetal medicine obstetricians, and pediatric urologists and radiologists. J Urol. 2012 Nov; 188(5):1935-9. View abstract
  14. The impact of electrocautery method on post-operative bleeding complications after non-newborn circumcision and revision circumcision. J Pediatr Urol. 2013 Oct; 9(5):634-7. View abstract
  15. Bladder diverticula in children. J Pediatr Urol. 2013 Apr; 9(2):129-38. View abstract
  16. Editorial comment. J Urol. 2012 Feb; 187(2):681. View abstract
  17. Robot-assisted laparoscopic excision of symptomatic retrovesical cysts in boys and young adults. J Urol. 2011 Dec; 186(6):2372-8. View abstract
  18. Editorial comment. J Urol. 2011 Jun; 185(6 Suppl):2540. View abstract
  19. The first World Congress of Pediatric Urology. J Urol. 2011 Jun; 185(6 Suppl):2439. View abstract
  20. The predictive value of the first postnatal ultrasound in children with antenatal hydronephrosis. J Pediatr Urol. 2011 Apr; 7(2):128-36. View abstract
  21. Editorial comment. J Urol. 2010 Aug; 184(2):680-1; discussion 681-2. View abstract
  22. The Society for Fetal Urology consensus statement on the evaluation and management of antenatal hydronephrosis. J Pediatr Urol. 2010 Jun; 6(3):212-31. View abstract
  23. Ultrasound versus computerized tomography for evaluating urolithiasis. J Urol. 2009 Oct; 182(4 Suppl):1829-34. View abstract
  24. What is the optimal surgical strategy for bulbous urethral stricture in boys? J Urol. 2009 Oct; 182(4 Suppl):1755-8. View abstract
  25. Nomograms for predicting annual resolution rate of primary vesicoureteral reflux: results from 2,462 children. J Urol. 2009 Oct; 182(4):1535-41. View abstract
  26. Varicocele surgery: a decade's experience at a children's hospital. BJU Int. 2009 Jul; 104(2):246-9. View abstract
  27. Reflux nephropathy. J Pediatr Urol. 2008 Dec; 4(6):414-21. View abstract
  28. Extracorporeal shock wave lithotripsy in pediatric patients using a late generation portable lithotriptor: experience at Children's Hospital Boston. J Urol. 2008 Oct; 180(4 Suppl):1865-8. View abstract
  29. Antibiotic prophylaxis in the management of vesicoureteral reflux. Adv Urol. 2008; 825475. View abstract
  30. Minimally invasive surgical approaches to retrovesical structures. Int J Med Robot. 2007 Dec; 3(4):307-11. View abstract
  31. Early results of robot assisted laparoscopic lithotomy in adolescents. J Urol. 2007 Jun; 177(6):2306-9; discussion 2309-10. View abstract
  32. Desmoplastic small round cell tumor of the kidney in childhood. Am J Surg Pathol. 2007 Apr; 31(4):576-84. View abstract
  33. A review of failures of endoscopic treatment of vesicoureteral reflux with dextranomer microspheres. J Urol. 2007 Feb; 177(2):710-4; discussion 714-5. View abstract
  34. Pediatric anorectal impalement with bladder rupture: case report and review of the literature. J Pediatr Surg. 2006 Sep; 41(9):E1-3. View abstract
  35. Endoscopic treatment for vesicoureteral reflux: let's not get carried away! Urology. 2006 Aug; 68(2):242-3. View abstract
  36. Antenatal hydronephrosis as a predictor of postnatal outcome: a meta-analysis. Pediatrics. 2006 Aug; 118(2):586-93. View abstract
  37. Endoscopic therapy for vesicoureteral reflux: a meta-analysis. I. Reflux resolution and urinary tract infection. J Urol. 2006 Feb; 175(2):716-22. View abstract
  38. Intermittent testicular torsion: diagnostic features and management outcomes. J Urol. 2005 Oct; 174(4 Pt 2):1532-5; discussion 1535. View abstract
  39. Primary desmoplastic small round cell tumor of the kidney in a 7-year-old girl. J Pediatr Urol. 2006 Feb; 2(1):52-4. View abstract
  40. Time course and histology of urethrocutaneous fistula formation in a porcine model of urethral healing. Eur Urol. 2004 Jun; 45(6):806-10. View abstract
  41. Removing the stigma: helping reduce the psychosocial impact of bedwetting. Urol Nurs. 2002 Aug; 22(4):286-7. View abstract
  42. Scrotal lymphangioma: an uncommon cause for a scrotal mass. J Ultrasound Med. 2002 Jun; 21(6):669-72. View abstract
  43. Priapism in a 15-year-old boy with congenital dyserythropoietic anemia type II (hereditary erythroblastic multinuclearity with positive acidified serum lysis test). J Urol. 2002 Jan; 167(1):309-10. View abstract
  44. Histological analysis of urethral healing after tubularized incised plate urethroplasty. J Urol. 2001 Sep; 166(3):1014-7. View abstract
  45. John Clark, M.D: the first trained lithotomist in Colonial New England. Urology. 2001 Jul; 58(1):129-31. View abstract
  46. Cystoscopy at the time of ureteral reimplantation for primary vesicoureteral reflux: is it necessary? Incidence of undetected anomalies and cost. Urology. 2001 Jun; 57(6):1156-8; discussion 1158-9. View abstract
  47. Re: paternity and hormone levels after unilateral cryptorchidism: association with pretreatment testicular location. J Urol. 2001 May; 165(5):1644. View abstract
  48. Surgical management of vesicoureteral reflux. AORN J. 2000 Mar; 71(3):498-505, 508-13; quiz 517-20, 523-4. View abstract
  49. Early diagnosis of fetal bladder outlet obstruction. J Pediatr Surg. 2000 Mar; 35(3):513-4. View abstract
  50. Primary nocturnal enuresis: current. Am Fam Physician. 1999 Mar 01; 59(5):1205-14, 1219-20. View abstract
  51. Hypospadias repair in the 1990s. AORN J. 1999 Jan; 69(1):148-53, 155-6, 159-61. View abstract
  52. [Treatment of complex hypospadias by the Snodgrass technique]. Ann Urol (Paris). 1999; 33(5):364-7. View abstract
  53. The biological behavior of autologous collagen-based extracellular matrix injected into the rabbit bladder wall. Neurourol Urodyn. 1999; 18(5):487-95. View abstract
  54. Histological evaluation of the testicular nubbin in the vanishing testis syndrome. J Urol. 1998 Sep; 160(3 Pt 2):1161-2; discussion 1163. View abstract
  55. Prenatal failure to visualize kidneys: a spectrum of disease. Urology. 1998 Aug; 52(2):306-11. View abstract
  56. [The surgical treatment of distal hypospadias]. Arch Esp Urol. 1998 Jul-Aug; 51(6):539-49. View abstract
  57. Nephrolithiasis from indinavir, a new human immunodeficiency virus drug. J Urol. 1998 Jun; 159(6):2074; discussion 2074-5. View abstract
  58. Combination therapy in the treatment of persistent nocturnal enuresis. Br J Urol. 1998 May; 81 Suppl 3:26-8. View abstract
  59. Laparoscopy for the evaluation and management of the nonpalpable testicle. Urology. 1998 May; 51(5A Suppl):3-6. View abstract
  60. 99mTechnetium-dimercapto-succinic acid renal scan in the evaluation of potential long-term renal parenchymal damage associated with extracorporeal shock wave lithotripsy in children. J Urol. 1998 Feb; 159(2):521-4. View abstract
  61. Bladder exstrophy: evaluation of factors leading to continence with spontaneous voiding after staged reconstruction. J Urol. 1997 Sep; 158(3 Pt 2):1041-4. View abstract
  62. Bilateral renal vein thrombosis in a newborn: a case of prenatal renal vein thrombosis. Urology. 1997 Jul; 50(1):128-31. View abstract
  63. Prenatal ultrasound characterization of the suprarenal mass: distinction between neuroblastoma and subdiaphragmatic extralobar pulmonary sequestration. J Ultrasound Med. 1997 Feb; 16(2):75-83. View abstract
  64. Papillary transitional cell carcinoma of the bladder with lymphangiectasia in an 8-year-old boy. J Urol. 1996 Jul; 156(1):202. View abstract
  65. Minimal hydronephrosis in the fetus: clinical significance and implications for management. J Urol. 1996 Jun; 155(6):2047-9. View abstract
  66. Renal cell carcinoma in association with tuberous sclerosis in children. J Pediatr Surg. 1996 May; 31(5):729-30. View abstract
  67. The vanishing fetal ureterocele: a cause for concern? Prenat Diagn. 1996 Apr; 16(4):354-6. View abstract
  68. Prenatal diagnosis and the pediatric surgeon: the impact of prenatal consultation on perinatal management. J Pediatr Surg. 1996 Jan; 31(1):156-62; discussion 162-3. View abstract
  69. The biological behavior of autologous collagen injected into the rabbit bladder. J Urol. 1995 Aug; 154(2 Pt 2):808-11. View abstract
  70. Prenatal diagnosis and management of the fetus with hydronephrosis. Semin Perinatol. 1994 Jun; 18(3):163-81. View abstract
  71. Molecular characterization of the androgen receptor gene in boys with hypospadias. Eur J Pediatr. 1994 May; 153(5):317-21. View abstract
  72. A fetal lamb model of partial urethral obstruction: experimental protocol and results. J Pediatr Surg. 1994 Jan; 29(1):77-80. View abstract
  73. Urological aspects of intra-abdominal desmoplastic small round cell tumor of childhood: a preliminary report. J Urol. 1994 Jan; 151(1):172-3. View abstract
  74. Continent vesicostomy using a catheterizable posterior bladder tube: modification of the Mitrofanoff principle. J Pediatr Surg. 1994 Jan; 29(1):71-3. View abstract
  75. Developmental alterations in the fetal lamb bladder subjected to partial urethral obstruction in utero. J Urol. 1993 Sep; 150(3):1060-3. View abstract
  76. The desmoplastic round cell tumor: a new solid tumor of childhood. J Pediatr Surg. 1993 Aug; 28(8):1023-5. View abstract
  77. Anatomical, morphological and volumetric analysis: a review of 759 cases of testicular maldescent. J Urol. 1993 Mar; 149(3):570-3. View abstract
  78. KTP-532 laser ablation of urethral strictures. Urology. 1992 Oct; 40(4):330-4. View abstract
  79. Biliovenous fistula in children after blunt liver trauma: proposal for a simple surgical treatment. J Pediatr Surg. 1992 Sep; 27(9):1203-6. View abstract
  80. The Mitrofanoff principle. Technique and application in continent urinary diversion. Urol Clin North Am. 1991 Nov; 18(4):615-21. View abstract
  81. The urology crash box. J Urol. 1991 Aug; 146(2):389. View abstract
  82. Germ cell tumor of testis in a patient with von Hippel-Lindau disease. Urology. 1991 Jan; 37(1):69-71. View abstract
  83. Traumatic rupture of the corpus cavernosum: evaluation and management. J Urol. 1990 Oct; 144(4):987-91. View abstract
  84. Cryptorchidism, orchiopexy and infertility: a critical long-term retrospective analysis. J Urol. 1989 Aug; 142(2 Pt 2):559-62; discussion 572. View abstract
  85. Xanthogranulomatous pyelonephritis and amyloidosis: a rare association. J Urol. 1989 Jul; 142(1):114-6. View abstract
  86. Treatment of urinary complications after total joint replacement in elderly females. Urology. 1988 Sep; 32(3):186-8. View abstract
  87. Attachment of plasma membrane vesicles of human macrophages to Leishmania tropica promastigotes. J Infect Dis. 1983 Sep; 148(3):377-84. View abstract