Current Environment: Production

Medical Services

Specialties

Programs & Services

Languages

  • English

Education

Undergraduate School

Haverford College

2000, Haverford, PA

Medical School

Harvard Medical School

2005, Boston, MA

Residency

Pediatrics

Boston Combined Residency Program (BCRP)

2008, Boston, MA

Residency

Chief Resident

Boston Combined Residency Program (BCRP)

2009, Boston, MA

Fellowship

Pediatric Endocrinology

Boston Children's Hospital

2012, Boston, MA

Certifications

  • American Board of Pediatrics (Endocrinology)
  • American Board of Pediatrics (General)

Professional History

Dr. Ari Wassner is Medical Director of the Thyroid Center, Director of the Endocrinology Fellowship Training Program at Boston Children's Hospital, and Associate Professor of Pediatrics at Harvard Medical School. He earned his MD from Harvard Medical School and completed residency in Pediatrics and fellowship in Pediatric Endocrinology at Boston Children’s Hospital. Dr. Wassner is an international expert in pediatric thyroid disease, serving for the American Thyroid Association (ATA) Pediatric Thyroid Cancer Guidelines Task Force and the writing group of the American Academy of Pediatrics (AAP) congenital hypothyroidism guidelines.

Dr. Wassner’s primary clinical focus is on congenital hypothyroidism and thyroid neoplasia in children. Dr. Wassner is actively involved in education and received the 2017 Masland Award for Excellence in Teaching from Harvard Medical School. He also serves on the Boston Children’s Hospital Graduate Medical Committee and is a member of the Academy at Harvard Medical School. In addition to his involvement in resident and fellow education, he directs preclinical medical education in Endocrinology at Harvard Medical School.

Media

Caregiver Profile

Meet Dr. Ari J. Wassner

Thyroid Cancer Q&A

Watch at Drs. Biren Modi and Ari Wassner of the Thyroid Center answer questions about thyroid cancer.

Publications

  1. Congenital Hypothyroidism: Screening and Management. Pediatrics. 2023 01 01; 151(1). View Abstract

  2. Congenital Hypothyroidism: Screening and Management. Pediatrics. 2023 01 01; 151(1). View Abstract

  3. Pediatric thyroid cancer: Recent developments. Best Pract Res Clin Endocrinol Metab. 2023 Jan; 37(1):101715. View Abstract

  4. Autoimmune Thyroiditis and Risk of Malignancy in Children with Thyroid Nodules. Thyroid. 2022 09; 32(9):1109-1117. View Abstract

  5. Investigations Into Obesity and the Risk of Malignant Disease in Pediatric Thyroid Nodules-Reply. JAMA Otolaryngol Head Neck Surg. 2022 08 01; 148(8):793-794. View Abstract

  6. Is Thyroid Monitoring Warranted in Infants and Young Children After Intravascular Administration of Iodine-Based Contrast Media? AJR Am J Roentgenol. 2023 01; 220(1):144-145. View Abstract

  7. Association Between Body Mass Index and Thyroid Cancer in Children With Thyroid Nodules. JAMA Otolaryngol Head Neck Surg. 2022 04 01; 148(4):375-377. View Abstract

  8. Thyroid Nodules in Children With Familial Adenomatous Polyposis. Am J Gastroenterol. 2022 07 01; 117(7):1166-1168. View Abstract

  9. Germline pathogenic variants in cancer risk genes among patients with thyroid cancer and suspected predisposition. Cancer Med. 2022 04; 11(8):1745-1752. View Abstract

  10. Subtype of atypia on cytology and risk of malignancy in pediatric thyroid nodules. Cancer Cytopathol. 2022 05; 130(5):330-335. View Abstract

  11. Belzutifan, a Potent HIF2a Inhibitor, in the Pacak-Zhuang Syndrome. N Engl J Med. 2021 11 25; 385(22):2059-2065. View Abstract

  12. Predictors of Bilateral Disease in Pediatric Differentiated Thyroid Cancer. J Clin Endocrinol Metab. 2021 09 27; 106(10):e4242-e4250. View Abstract

  13. Clinical utility of sonographic features in indeterminate pediatric thyroid nodules. Eur J Endocrinol. 2021 May; 184(5):657-665. View Abstract

  14. Re: "The Use of the Bethesda System for Reporting Thyroid Cytopathology in Pediatric Thyroid Nodules: A Meta-Analysis" by Vuong et al. Thyroid. 2021 09; 31(9):1441. View Abstract

  15. Relationship of Preoperative Thyroid Dysfunction to Clinical Outcomes in Pediatric Cardiac Surgery. J Clin Endocrinol Metab. 2021 04 23; 106(5):e2129-e2136. View Abstract

  16. Natural History of Thyroid Disease in Children with PTEN Hamartoma Tumor Syndrome. J Clin Endocrinol Metab. 2021 03 08; 106(3):e1121-e1130. View Abstract

  17. Risk Stratification in Pediatric Thyroid Cancer: Growing Evidence for Individualized Therapy. J Clin Endocrinol Metab. 2021 03 08; 106(3):e1471-e1472. View Abstract

  18. Severity of Proteinuria Is Directly Associated With Risk of Hypothyroidism in Adults. J Clin Endocrinol Metab. 2021 01 23; 106(2):e757-e762. View Abstract

  19. Severity of Proteinuria Is Directly Associated With Risk of Hypothyroidism in Adults. J Clin Endocrinol Metab. 2021 Jan 23; 106(2):e757-e762. View Abstract

  20. Consensus statement by the American Association of Clinical Endocrinology (AACE) and the American Head and Neck Society Endocrine Surgery Section (AHNS-ES) on Pediatric Benign and Malignant Thyroid Surgery. Head Neck. 2021 04; 43(4):1027-1042. View Abstract

  21. Graves' disease in a five-month-old boy with an unusual treatment course. J Pediatr Endocrinol Metab. 2021 Mar 26; 34(3):401-406. View Abstract

  22. Consensus Statement by the American Association of Clinical Endocrinology (AACE) and the American Head and Neck Society Endocrine Surgery Section (AHNS) on Pediatric Benign and Malignant Thyroid Surgery. Endocr Pract. 2021 Mar; 27(3):174-184. View Abstract

  23. Undernutrition and Pubertal Timing in Female Survivors of Medulloblastoma and Other Embryonal Tumors. J Clin Endocrinol Metab. 2020 10 01; 105(10). View Abstract

  24. Unraveling the Genetics of Congenital Hypothyroidism: Challenges and Opportunities. J Clin Endocrinol Metab. 2020 09 01; 105(9). View Abstract

  25. MCT8 deficiency: collaborative rare disease phenotyping for care and research. Lancet Diabetes Endocrinol. 2020 07; 8(7):555-557. View Abstract

  26. Update on congenital hypothyroidism. Curr Opin Endocrinol Diabetes Obes. 2020 02; 27(1):63-69. View Abstract

  27. Assessment of American College of Radiology Thyroid Imaging Reporting and Data System (TI-RADS) for Pediatric Thyroid Nodules. Radiology. 2020 02; 294(2):415-420. View Abstract

  28. A Novel ALK Fusion in Pediatric Medullary Thyroid Carcinoma. Thyroid. 2019 11; 29(11):1704-1707. View Abstract

  29. COINCIDENT SUPPURATIVE THYROIDITIS AND GRAVES DISEASE IN A PATIENT WITH INFECTED BRANCHIAL CLEFT CYST. AACE Clin Case Rep. 2019 Nov-Dec; 5(6):e365-e368. View Abstract

  30. Differences in Thyroid Nodule Cytology and Malignancy Risk Between Children and Adults. Thyroid. 2019 08; 29(8):1097-1104. View Abstract

  31. Thyroid hormone therapy in congenital hypothyroidism and pediatric hypothyroidism. Endocrine. 2019 10; 66(1):51-62. View Abstract

  32. Natural History and Outcomes of Cytologically Benign Thyroid Nodules in Children. J Clin Endocrinol Metab. 2018 09 01; 103(9):3557-3565. View Abstract

  33. Thyroid Nodules in Pediatric Patients: Sonographic Characteristics and Likelihood of Cancer. Radiology. 2018 08; 288(2):591-599. View Abstract

  34. Congenital Hypothyroidism. Clin Perinatol. 2018 03; 45(1):1-18. View Abstract

  35. Whole exome sequencing frequently detects a monogenic cause in early onset nephrolithiasis and nephrocalcinosis. Kidney Int. 2018 01; 93(1):204-213. View Abstract

  36. Congenital hypothyroidism: insights into pathogenesis and treatment. Int J Pediatr Endocrinol. 2017; 2017:11. View Abstract

  37. Prevalence and Significance of Thyroglobulin Antibodies in Pediatric Thyroid Cancer. J Clin Endocrinol Metab. 2017 09 01; 102(9):3146-3153. View Abstract

  38. Pediatric Hypothyroidism: Diagnosis and Treatment. Paediatr Drugs. 2017 Aug; 19(4):291-301. View Abstract

  39. Myocardial Induction of Type 3 Deiodinase in Dilated Cardiomyopathy. Thyroid. 2017 05; 27(5):732-737. View Abstract

  40. Mutations in SLC26A1 Cause Nephrolithiasis. Am J Hum Genet. 2016 06 02; 98(6):1228-1234. View Abstract

  41. Liothyronine Improves Biochemical Control of Congenital Hypothyroidism in Patients with Central Resistance to Thyroid Hormone. J Pediatr. 2016 08; 175:167-172.e1. View Abstract

  42. Prevalence of Monogenic Causes in Pediatric Patients with Nephrolithiasis or Nephrocalcinosis. Clin J Am Soc Nephrol. 2016 Apr 07; 11(4):664-72. View Abstract

  43. Subclinical Hypothyroidism in Infancy: To Treat or Not to Treat, That Is the Question. J Pediatr. 2016 Mar; 170:17-9. View Abstract

  44. Congenital hypothyroidism: recent advances. Curr Opin Endocrinol Diabetes Obes. 2015 Oct; 22(5):407-12. View Abstract

  45. Fourteen monogenic genes account for 15% of nephrolithiasis/nephrocalcinosis. J Am Soc Nephrol. 2015 Mar; 26(3):543-51. View Abstract

  46. Mice with hepatocyte-specific deficiency of type 3 deiodinase have intact liver regeneration and accelerated recovery from nonthyroidal illness after toxin-induced hepatonecrosis. Endocrinology. 2014 Oct; 155(10):4061-8. View Abstract

  47. Severe hypercalcaemia due to subcutaneous fat necrosis: presentation, management and complications. Arch Dis Child Fetal Neonatal Ed. 2014 Sep; 99(5):F419-21. View Abstract

  48. How are childhood thyroid nodules discovered: opportunities for improving early detection. J Pediatr. 2014 Mar; 164(3):658-60. View Abstract

  49. Rates of medical errors and preventable adverse events among hospitalized children following implementation of a resident handoff bundle. JAMA. 2013 Dec 04; 310(21):2262-70. View Abstract

  50. Endocrine physiology in the newborn. Semin Pediatr Surg. 2013 Nov; 22(4):205-10. View Abstract

  51. Hypothyroidism in the newborn period. Curr Opin Endocrinol Diabetes Obes. 2013 Oct; 20(5):449-54. View Abstract

  52. A standardized assessment of thyroid nodules in children confirms higher cancer prevalence than in adults. J Clin Endocrinol Metab. 2013 Aug; 98(8):3238-45. View Abstract

  53. Isolated central hypothyroidism in young siblings as a manifestation of PROP1 deficiency: clinical impact of whole exome sequencing. Horm Res Paediatr. 2013; 79(6):379-86. View Abstract

  54. Synthesis and ion conductance behavior of a tetrameric alamethicin ion channel. Org Lett. 2002 May 16; 4(10):1647-9. View Abstract
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