Adenolipoma of the thyroid

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Adenolipoma of the thyroid gland, also thyrolipoma,^[1] is a rare benign lesion of the thyroid gland.^[2]

General

Very rare.

Microscopic

Features:

Discrete lesion with adipose tissue with in the thyroid gland.

DDx:

Parathyroid gland.
Thyrolipomatosis - extensive fatty change.
Papillary thyroid carcinoma with fat.
Follicular thyroid carcinoma with fat.

IHC

TTF-1 +ve.
Thyroglobulin +ve.

See also

References

↑ DeRienzo, D.; Truong, L. (Sep 1989). "Thyroid neoplasms containing mature fat: a report of two cases and review of the literature.". Mod Pathol 2 (5): 506-10. PMID 2682616.
↑ Daboin, KP.; Ochoa-Perez, V.; Luna, MA. (Apr 2006). "Adenolipomas of the head and neck: analysis of 6 cases.". Ann Diagn Pathol 10 (2): 72-6. doi:10.1016/j.anndiagpath.2005.07.012. PMID 16546040.

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