Human pathology

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Hashimoto thyroiditis

MIM.140300

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Hashimoto thyroiditis with thyroid follicular adenoma Hashimoto thyroiditis with thyroid follicular adenoma Hashimoto thyroiditis with thyroid follicular adenoma Hashimoto thyroiditis with thyroid follicular adenoma Hashimoto thyroiditis with thyroid follicular adenoma
chronic lymphocytic thyroiditis

Hashimoto thyroiditis. Thyroid autoimmunity

Synospsis

- interstitial lymphocytic infiltration
- interstitial fibrosis
- defect in thyroid basement membrane
- +/- Hashimoto tyroiditis-associated papillary thyroid carcinoma (17660159)

Biology

- thyroid autoantibodies

  • anti-microsme antibodies

- abnormal, small, iodinated protein in the serum

Predisposition

- autosomal dominant inheritance

- Locus 2q33: CTLA4 (MIM.123890)
- Locus 6p11: AITD1 (MIM.608173)
- Locus 5q31-q33: AITD2 (MIM.608174)
- Locus 8q24: AITD3 (MIM.608175)
- Locus 10q: AITD4 (MIM.608176)
- Locus 18q21: AITD5 (MIM.601941)

References

- Paolieri F, Pronzato C, Battifora M, Fiorino N, Canonica GW, Bagnasco M. Infiltrating gamma/delta T-cell receptor-positive lymphocytes in Hashimoto’s thyroiditis, Graves’ disease and papillary thyroid cancer. J Endocrinol Invest. 1995 Apr;18(4):295-8. PMID: 7560812