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Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.

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Riedel's thyroiditis epidemiology and demographics

Introduction

Overview

Overview

Riedel’s thyroiditis is a rare disease with an approximate incidence of 1.06 cases per 100,000 individuals worldwide. Riedel’s thyroiditis commonly affects individuals between 30-50 years of age. Females are more commonly affected by Riedel’s thyroiditis.

Epidemiology and Demographics

Epidemiology and Demographics

Incidence

  • The incidence of Riedel’s thyroiditis is estimated to be approximately 1.06 cases per 100,000 individuals worldwide.[1]

Prevalence

  • Riedel’s thyroiditis is rare. In 1985, 37 patients reported were identified with Riedel’s thyroiditis over a 64 years period during which more than 56,000 thyroidectomies were performed in a study.[1]

Case-fatality rate

  • There are no reports of reduced life expectancy in subjects with Riedel’s thyroiditis (RT). One lethal case of RT has been described up until now.[2]

Age

  • Riedel’s thyroiditis commonly affects individuals between 30-50 years of age.[3][4]

Race

  • There is no racial predilection to Riedel’s thyroiditis.

Gender

  • Females are more commonly affected by Riedel’s thyroiditis than men. Women have been noted to be affected 3-fold more frequently than men.[3][4]
References

References

  1. ↑ 1.0 1.1 Hay ID (1985). “Thyroiditis: a clinical update”. Mayo Clin. Proc. 60 (12): 836–43. PMID 3906289.
  2. ↑ Girod DA, Bigler SA, Coltrera MD (1992). “Riedel’s thyroiditis: report of a lethal case and review of the literature”. Otolaryngol Head Neck Surg. 107 (4): 591–5. doi:10.1177/019459989210700413. PMID 1437192.
  3. ↑ 3.0 3.1 Fatourechi MM, Hay ID, McIver B, Sebo TJ, Fatourechi V (2011). “Invasive fibrous thyroiditis (Riedel thyroiditis): the Mayo Clinic experience, 1976-2008”. Thyroid. 21 (7): 765–72. doi:10.1089/thy.2010.0453. PMID 21568724.
  4. ↑ 4.0 4.1 Singer PA (1991). “Thyroiditis. Acute, subacute, and chronic”. Med. Clin. North Am. 75 (1): 61–77. PMID 1987447.

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Furqan M M. M.B.B.S[2]