• English


Undergraduate Degree

  • Princeton University , 1974 , Princeton , NJ

Medical School

  • University of Rochester School of Medicine and Dentistry , 1978 , Rochester , NY


  • University of Vermont School of Medicine , 1979 , Burlington , VT


  • Johns Hopkins Hospital , 1983 , Baltimore , MD


Chief Urology Resident
  • Johns Hopkins Hospital , 1984 , Baltimore , MD


  • The Alder Hey Children's Hospital , 1984 , Liverpool , United Kingdom


  • Great Ormond Street Hospital for Sick Children, London Institute of Urology , 1985 , London , United Kingdom


Medical Ethics
  • Harvard Medical School , 2002 , Boston , MA


Dr. Diamond has taken an opportunity to conduct research for the next year, and we do not have a precise date for his return. As he will be away for at least a year, we encourage you to schedule an appointment with one of our other physicians.


  • American Board of Urology, Pediatric Urology


Publications powered by Harvard Catalyst Profiles

  1. Clinical outcome of pediatric and young adult subclinical varicoceles: a single-institution experience. Asian J Androl. 2021 Apr 20. View abstract
  2. Beyond botulinum neurotoxin A for chemodenervation of the bladder. Curr Opin Urol. 2021 03 01; 31(2):140-146. View abstract
  3. Distress Trajectories for Parents of Children With DSD: A Growth Mixture Model. J Pediatr Psychol. 2021 Feb 16. View abstract
  4. Is Clitoral Release Another Term for Metoidioplasty? A Systematic Review and Meta-Analysis of Metoidioplasty Surgical Technique and Outcomes. Sex Med. 2021 Feb; 9(1):100294. View abstract
  5. Illness Uncertainty Longitudinally Predicts Distress Among Caregivers of Children Born With DSD. J Pediatr Psychol. 2020 10 01; 45(9):1053-1062. View abstract
  6. Editorial Comment. J Urol. 2020 12; 204(6):1346-1347. View abstract
  7. Editorial Comment. J Urol. 2020 11; 204(5):1060. View abstract
  8. Post-operative complications following feminizing genitoplasty in moderate to severe genital atypia: Results from a multicenter, observational prospective cohort study. J Pediatr Urol. 2020 Oct; 16(5):568-575. View abstract
  9. Predictors of Psychosocial Distress in Parents of Young Children with Disorders of Sex Development. J Urol. 2019 11; 202(5):1046-1051. View abstract
  10. Commentary to "Parents perceptions of psychosocial care for children with differences of sex development". J Pediatr Urol. 2019 10; 15(5):523. View abstract
  11. Uncertainty and Posttraumatic Stress: Differences Between Mothers and Fathers of Infants with Disorders of Sex Development. Arch Sex Behav. 2019 07; 48(5):1617-1624. View abstract
  12. Ethical Issues Considered When Establishing a Pediatrics Gender Surgery Center. Pediatrics. 2019 06; 143(6). View abstract
  14. Commentary to variations of sex development: first German interdisciplinary consensus paper. J Pediatr Urol. 2019 04; 15(2):126-127. View abstract
  15. Parent-Rated Severity of Illness and Anxiety among Caregivers of Children Born with a Disorder of Sex Development Including Ambiguous Genitalia. Horm Res Paediatr. 2018; 90(5):308-313. View abstract
  16. Baseline Characteristics of Infants With Atypical Genital Development: Phenotypes, Diagnoses, and Sex of Rearing. J Endocr Soc. 2019 Jan 01; 3(1):264-272. View abstract
  17. Measuring testicular asymmetry in healthy adolescent boys. BJU Int. 2018 10; 122(4):530-531. View abstract
  18. Management of pediatric patients with DSD and ambiguous genitalia: Balancing the child's moral claims to self-determination with parental values and preferences. J Pediatr Urol. 2018 10; 14(5):416.e1-416.e5. View abstract
  19. Preliminary report: Surgical outcomes following genitoplasty in children with moderate to severe genital atypia. J Pediatr Urol. 2018 04; 14(2):157.e1-157.e8. View abstract
  20. 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
  21. Advances in paediatric urology. Lancet. 2017 Sep 09; 390(10099):1061-1071. View abstract
  22. Editorial Comment. J Urol. 2017 07; 198(1):200. View abstract
  23. Variation in the clinical and genetic evaluation of undervirilized boys with bifid scrotum and hypospadias. J Pediatr Urol. 2017 Jun; 13(3):293.e1-293.e6. View abstract
  24. Commentary to "Urinary continence outcome following vaginoplasty in patients with congenital adrenal hyperplasia". J Pediatr Urol. 2017 02; 13(1):39. View abstract
  25. A 46,XX Ovotesticular Disorder of Sex Development Likely Caused by a Steroidogenic Factor-1 (NR5A1) Variant. Horm Res Paediatr. 2017; 87(3):191-195. View abstract
  26. Mass Forming Eosinophilic Cystitis in Pediatric Patients. Urology. 2017 Mar; 101:139-141. View abstract
  27. Commentary to 'Gonadal dysgenesis in disorders of sex development (DSD): Diagnosis and surgical management'. J Pediatr Urol. 2016 Dec; 12(6):417. View abstract
  28. Prospective assessment of cosmesis before and after genital surgery. J Pediatr Urol. 2017 Feb; 13(1):28.e1-28.e6. View abstract
  29. Two Unrelated Undervirilized 46,XY Males with Inherited NR5A1 Variants Identified by Whole-Exome Sequencing. Horm Res Paediatr. 2017; 87(4):264-270. View abstract
  30. Initial Management of Disorders of Sex Development in Newborns. Urology. 2017 Mar; 101:1-8. View abstract
  31. The Ethics of Gender in Pediatric Reconstructive Urology. J Urol. 2016 08; 196(2):305-7. View abstract
  32. Re: Evaluation and Management of the Adolescent Varicocele: T. F. Kolon J Urol 2015; 194: 1194-1201. J Urol. 2016 04; 195(4 Pt 1):1173-5. View abstract
  33. Management of Proximal Hypospadias with 2-Stage Repair: 20-Year Experience. J Urol. 2015 Oct; 194(4):1080-5. View abstract
  34. Semen parameters in adolescents with varicocele: association with testis volume differential and total testis volume. J Urol. 2015 May; 193(5 Suppl):1843-7. View abstract
  35. Accuracy of orchidometry in boys with varicocele. J Pediatr Urol. 2015 Aug; 11(4):185.e1-5. View abstract
  36. Prepubertal presentation of varicocele does not affect outcomes. J Pediatr Urol. 2015 Apr; 11(2):73.e1-4. View abstract
  37. Use of buccal mucosa grafts for urethral reconstruction in children: a retrospective cohort study. BMC Urol. 2014 Jun 05; 14:46. View abstract
  38. Combined cystometrography and electromyography of the external urethral sphincter following complete primary repair of bladder exstrophy. J Urol. 2014 May; 191(5 Suppl):1547-52. View abstract
  39. Editorial comment. J Urol. 2014 May; 191(5):1405-6. View abstract
  40. Automatic measurement of renal volume in children using 99mTc dimercaptosuccinic acid SPECT: normal ranges with body weight. Clin Nucl Med. 2012 Apr; 37(4):356-61. View abstract
  41. Endoscopic treatment of primary vesicoureteral reflux. N Engl J Med. 2012 Mar 29; 366(13):1218-26. View abstract
  42. Children and adolescents with gender identity disorder referred to a pediatric medical center. Pediatrics. 2012 Mar; 129(3):418-25. View abstract
  43. Current management principles for adolescent varicocele. Fertil Steril. 2011 Dec; 96(6):1294-8. View abstract
  44. Robot-assisted laparoscopic excision of symptomatic retrovesical cysts in boys and young adults. J Urol. 2011 Dec; 186(6):2372-8. View abstract
  45. Gender assignment for newborns with 46XY cloacal exstrophy: a 6-year followup survey of pediatric urologists. J Urol. 2011 Oct; 186(4 Suppl):1642-8. View abstract
  46. Testicular epidermoid cysts in children: sonographic characteristics with pathological correlation. Pediatr Radiol. 2011 Jun; 41(6):683-9; quiz 796-7. View abstract
  47. Bladder neck reconstruction is often necessary after complete primary repair of exstrophy. J Urol. 2011 Jun; 185(6 Suppl):2563-71. View abstract
  48. Robotic assisted laparoscopic ureteral reimplantation in children: case matched comparative study with open surgical approach. J Urol. 2011 May; 185(5):1870-5. View abstract
  49. Long-term experience and outcomes of robotic assisted laparoscopic pyeloplasty in children and young adults. J Urol. 2011 Apr; 185(4):1455-60. View abstract
  50. Management strategies for Mayer-Rokitansky-Kuster-Hauser related vaginal agenesis: a cost-effectiveness analysis. J Urol. 2010 Nov; 184(5):2116-21. View abstract
  51. The concordance of testicular anatomic location in bilateral cryptorchidism. J Pediatr Urol. 2011 Feb; 7(1):52-6. View abstract
  52. Should progressive perineal dilation be considered first line therapy for vaginal agenesis? J Urol. 2009 Oct; 182(4 Suppl):1882-9. View abstract
  53. Ultrasound versus computerized tomography for evaluating urolithiasis. J Urol. 2009 Oct; 182(4 Suppl):1829-34. View abstract
  54. What is the optimal surgical strategy for bulbous urethral stricture in boys? J Urol. 2009 Oct; 182(4 Suppl):1755-8. View abstract
  55. 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
  56. Mound calcification after endoscopic treatment of vesicoureteral reflux with autologous chondrocytes--a normal variant of mound appearance? J Urol. 2009 Jun; 181(6):2702-7; discussion 2707-8. View abstract
  57. Treatment of clitoromegaly of culturally diverse patients. J Pediatr Urol. 2009 Aug; 5(4):292-6. View abstract
  58. Current management of the adolescent varicocele. Curr Urol Rep. 2009 Mar; 10(2):144-52. View abstract
  59. Varicocele surgery: a decade's experience at a children's hospital. BJU Int. 2009 Jul; 104(2):246-9. View abstract
  60. 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
  61. Prospective followup in patients after complete primary repair of bladder exstrophy. J Urol. 2008 Oct; 180(4 Suppl):1665-70; discussion 1670. View abstract
  62. Robot-assisted laparoscopic ureteroureterostomy: description of technique. J Endourol. 2008 Apr; 22(4):581-4, discussion 585. View abstract
  63. Minimally invasive surgical approaches to retrovesical structures. Int J Med Robot. 2007 Dec; 3(4):307-11. View abstract
  64. Therapy insight: What nephrologists need to know about primary vesicoureteral reflux. Nat Clin Pract Nephrol. 2007 Oct; 3(10):551-63. View abstract
  65. Relationship of varicocele grade and testicular hypotrophy to semen parameters in adolescents. J Urol. 2007 Oct; 178(4 Pt 2):1584-8. View abstract
  66. Adolescent varicocele. Curr Opin Urol. 2007 Jul; 17(4):263-7. View abstract
  67. 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
  68. Pediatric penile tumors of mesenchymal origin. Urology. 2006 Dec; 68(6):1327-30. View abstract
  69. Applying the ALARA concept to the evaluation of vesicoureteric reflux. Pediatr Radiol. 2006 Sep; 36 Suppl 2:185-91. View abstract
  70. Sex assignment for newborns with ambiguous genitalia and exposure to fetal testosterone: attitudes and practices of pediatric urologists. J Pediatr. 2006 Apr; 148(4):445-9. View abstract
  71. Solid extratesticular masses in children: radiographic and pathologic correlation. AJR Am J Roentgenol. 2006 Feb; 186(2):483-90. View abstract
  72. Renal biopsy in congenital ureteropelvic junction obstruction: evidence for parenchymal maldevelopment. Kidney Int. 2006 Jan; 69(1):137-43. View abstract
  73. Testicular hypotrophy does not correlate with grade of adolescent varicocele. J Urol. 2005 Dec; 174(6):2367-70, discussion 2370. View abstract
  74. Bladder growth and development after complete primary repair of bladder exstrophy in the newborn with comparison to staged approach. J Urol. 2005 Oct; 174(4 Pt 2):1553-7; discussion 1557-8. View abstract
  75. Magnetic resonance imaging of pelvic musculoskeletal and genitourinary anatomy in patients before and after complete primary repair of bladder exstrophy. J Urol. 2005 Oct; 174(4 Pt 2):1559-66; discussion 1566. View abstract
  76. Balanitis xerotica obliterans in boys. J Urol. 2005 Oct; 174(4 Pt 1):1409-12. View abstract
  77. Early outcome following complete primary repair of bladder exstrophy in the newborn. J Urol. 2005 Oct; 174(4 Pt 2):1674-8; discussion 1678-9. View abstract
  78. Intermittent testicular torsion: diagnostic features and management outcomes. J Urol. 2005 Oct; 174(4 Pt 2):1532-5; discussion 1535. View abstract
  79. Pediatric retroperitoneal laparoscopic partial nephrectomy: comparison with an age matched cohort of open surgery. J Urol. 2005 Aug; 174(2):708-11; discussion 712. View abstract
  80. Vesicoureteral reflux: diagnosis and management. J Med Liban. 2005 Apr-Jun; 53(2):61-5. View abstract
  81. Pediatric ceftriaxone nephrolithiasis. J Urol. 2005 Feb; 173(2):577-8. View abstract
  82. Is adolescent varicocele a progressive disease process? J Urol. 2004 Oct; 172(4 Pt 2):1746-8; discussion 1748. View abstract
  83. Anterior urethral valves and diverticula in children: a result of ruptured Cowper's duct cyst? BJU Int. 2004 Aug; 94(3):375-8. View abstract
  84. Endoscopic treatment of vesicoureteral reflux with autologous chondrocytes: postoperative sonographic features. Radiology. 2004 Aug; 232(2):390-7. View abstract
  85. Calcified ureteral stricture in a child with polyarteritis nodosa. J Urol. 2004 Mar; 171(3):1254-5. View abstract
  86. Intratesticular varicocele in adolescents: a reversible anechoic lesion of the testis. J Urol. 2004 Jan; 171(1):381-3. View abstract
  87. Mechanisms of failure of endoscopic treatment of vesicoureteral reflux based on endoscopic anatomy. J Urol. 2003 Oct; 170(4 Pt 2):1556-8; discussion 1559. View abstract
  88. Adolescent varicocele: emerging understanding. BJU Int. 2003 Oct; 92 Suppl 1:48-51. View abstract
  89. Culture clash involving intersex. Hastings Cent Rep. 2003 Jul-Aug; 33(4):12; discussion 12-4. View abstract
  90. Neonatal scrotal haematoma: mimicker of neonatal testicular torsion. BJU Int. 2003 May; 91(7):675-7. View abstract
  91. Laparoscopically assisted ureterocystoplasty. BJU Int. 2003 Apr; 91(6):525-7. View abstract
  92. Use of a colon based tubularized flap for an antegrade continence enema. J Urol. 2003 Jan; 169(1):324-6. View abstract
  93. Rate and predictors of spontaneous resolution of prenatally diagnosed primary nonrefluxing megaureter. J Urol. 2002 Nov; 168(5):2177-80; discussion 2180. View abstract
  94. Pediatric Urology Medal: Philip G. Ransley. J Urol. 2002 Oct; 168(4 Pt 2):1669-70. View abstract
  95. The outcome of voiding dysfunction managed with clean intermittent catheterization in neurologically and anatomically normal children. BJU Int. 2002 Jun; 89(9):923-7. View abstract
  96. Testicular volume: comparison of orchidometer and US measurements in dogs. Radiology. 2002 Jan; 222(1):114-9. View abstract
  97. Rectus fascial sling for the treatment of neurogenic sphincteric incontinence in boys: is it safe and effective? J Urol. 2001 Aug; 166(2):658-61. View abstract
  98. Dismembered V-flap pyeloplasty. J Urol. 2001 Jul; 166(1):233-5. View abstract
  99. Long-term results of the endoscopic correction of vesicoureteral reflux in children using autologous chondrocytes. J Urol. 2001 Jun; 165(6 Pt 2):2224-7. View abstract
  100. Prenatal hydronephrosis. Curr Opin Pediatr. 2001 Apr; 13(2):138-41. View abstract
  101. A multi-institutional analysis of laparoscopic orchidopexy. BJU Int. 2001 Apr; 87(6):484-9. View abstract
  102. Tubularized incised plate urethroplasty: expanded use in primary and repeat surgery for hypospadias. J Urol. 2001 Feb; 165(2):581-5. View abstract
  103. Comparative assessment of pediatric testicular volume: orchidometer versus ultrasound. J Urol. 2000 Sep; 164(3 Pt 2):1111-4. View abstract
  104. Initial experience with the transurethral self-detachable balloon system for urinary incontinence in pediatric patients. J Urol. 2000 Sep; 164(3 Pt 2):942-5; discussion 945-6. View abstract
  105. The spectrum of Sertoli cell tumors in children. Urol Clin North Am. 2000 Aug; 27(3):529-41. View abstract
  106. Granular cell tumor of the penis in a 5-year-old boy. Urology. 2000 Jul 01; 56(1):154. View abstract
  107. Ketorolac suppresses postoperative bladder spasms after pediatric ureteral reimplantation. Anesth Analg. 2000 Jul; 91(1):11-5. View abstract
  108. Pediatric retroperitoneoscopic nephrectomy using 2 mm. instrumentation. J Urol. 1999 Nov; 162(5):1725-9; discussion 1730. View abstract
  109. Normal urodynamics in patients with bladder exstrophy: are they achievable? J Urol. 1999 Sep; 162(3 Pt 1):841-4; discussion 844-5. View abstract
  110. Endoscopic correction of vesicoureteral reflux in children using autologous chondrocytes: preliminary results. J Urol. 1999 Sep; 162(3 Pt 2):1185-8. View abstract
  111. Urodynamic findings in children with isolated epispadias. J Urol. 1999 Sep; 162(3 Pt 2):1172-5. View abstract
  112. Large-cell calcifying Sertoli cell tumor of the testis: case report and review of the literature. Urology. 1998 Sep; 52(3):520-2; discussion 522-3. View abstract
  113. Ureteral tailoring in situ: a practical approach to persistent reflux in the dilated reimplanted ureter. J Urol. 1998 Sep; 160(3 Pt 2):998-1000; discussion 1038. View abstract
  114. Current findings in diagnostic laparoscopic evaluation of the nonpalpable testis. J Urol. 1998 Sep; 160(3 Pt 2):1145-9; discussion 1150. View abstract
  115. Amiodarone induced epididymitis in children. J Urol. 1998 Aug; 160(2):515-7. View abstract
  116. A single-system ectopic ureter draining an ectopic dysplastic kidney: delayed diagnosis in the young female with continuous urinary incontinence. Br J Urol. 1998 Mar; 81(3):474-8. View abstract
  117. The mechanism of new onset contralateral reflux following unilateral ureteroneocystostomy. J Urol. 1996 Aug; 156(2 Pt 2):665-7. View abstract
  118. Bladder neck reconstruction: long-term followup of reconstruction with omentum and silicone sheath. J Urol. 1996 Aug; 156(2 Pt 2):629-32. View abstract
  119. Contralateral reflux after unilateral ureteral reimplantation. J Urol. 1996 Jul; 156(1):196-7. View abstract
  120. Improved glanuloplasty in epispadias repair: technical aspects. J Urol. 1994 Oct; 152(4):1243-5. View abstract
  121. Prevalence of the vanishing testis in boys with a unilateral impalpable testis: is the side of presentation significant? J Urol. 1994 Aug; 152(2 Pt 1):502-3. View abstract
  122. The value of laparoscopy for 106 impalpable testes relative to clinical presentation. J Urol. 1992 Aug; 148(2 Pt 2):632-4. View abstract
  123. The effects of an LHRH agonist on testicular function in the cryptorchid rat. J Urol. 1992 Jan; 147(1):264-9. View abstract
  124. Etiological factors in pediatric stone recurrence. J Urol. 1989 Aug; 142(2 Pt 2):606-8; discussion 619. View abstract
  125. Cloacal exstrophy: a 22-year experience. J Urol. 1985 May; 133(5):779-82. View abstract