Thyroglossal duct cyst

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Thyroglossal duct cyst, abbreviated TGDC, is a benign pathology of the head and neck.

General

  • Congenital abnormality - common.[1]

Treatment:

  • Surgical excision (Sistrunk procedure[2]) - comes with a piece of hyoid bone.[3]

Gross

  • Midline lesion.

Microscopic

Features:

  • Cyst.
    • Lining:
      • Squamous or respiratory epithelium.
      • Cyst contents: debris.
  • +/-Thyroid gland.
  • +/-Granulomatous inflammation (phagocytosis of debris).

Images:

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No history provided

MASS, SUBMENTAL (MIDLINE), EXCISION:
- SQUAMOUS LINED CYST WITH EXTENSIVE DENUDATION AND, ACUTE AND CHRONIC INFLAMMATION.
- BENIGN SKELETAL MUSCLE.
- NEGATIVE FOR MALIGNANCY.

COMMENT:
No definite thyroid tissue is identified.  The findings may represent a thyroglossal 
duct cyst.

See also

References

  1. Rohof D, Honings J, Theunisse HJ, et al. (July 2014). "Recurrences after thyroglossal duct cyst surgery: Results in 207 consecutive cases and review of the literature". Head Neck. doi:10.1002/hed.23817. PMID 24985922.
  2. Righini, CA.; Hitter, A.; Reyt, E.; Atallah, I. (Apr 2016). "Thyroglossal duct surgery. Sistrunk procedure.". Eur Ann Otorhinolaryngol Head Neck Dis 133 (2): 133-6. doi:10.1016/j.anorl.2015.11.008. PMID 26725753.
  3. Wagner, G; Medina, JE (Sep 2004). "Excision of thyroglossal duct cyst: The Sistrunk procedure". Operative Techniques in Otolaryngology-Head and Neck Surgery 15 (3): 220-223. doi:10.1016/j.otot.2004.05.001. http://dx.doi.org/10.1016/j.otot.2004.05.001.