What causes thyroglossal tract cyst?

Thyroglossal duct cysts (TDCs) are caused by abnormal development and migration of the cells forming the thyroid gland between the 4th and 8th week of fetal development. The thyroglossal duct is the area in which the cells that form the thyroid gland migrate during fetal development.

Are Thyroglossal cysts common?

Thyroglossal cysts are the most common cause of midline neck masses and are generally located caudal to (below) the hyoid bone. These neck masses can occur anywhere along the path of the thyroglossal duct, from the base of the tongue to the suprasternal notch.

Can adults get thyroglossal duct cyst?

Although uncommon in adults, thyroglossal duct cysts should be a part of the surgeon’s differential diagnosis when presented with a neck mass.

Are thyroglossal duct cysts hereditary?

Despite their relative frequency, reports of familial inheritance are rare. A total of 21 patients with hereditary thyroglossal duct cysts from seven families worldwide have been reported. The most common inheritance pattern is dominant, with a minority possibly representing a recessive aetiology.

How common is thyroglossal duct cyst in adults?

A thyroglossal duct cyst is the most common congenital anomaly, which arises from the remnants of the thyroglossal duct and occurs in 7\% of the adult population. It commonly presents as a painless midline neck mass below the level of the hyoid bone, and it rarely occurs in the oral cavity.

Why cyst is formed in throat?

A thyroglossal duct cyst happens when your thyroid, a large gland in your neck that produces hormones, leaves behind extra cells while it’s forming during your development in the womb. These extra cells can become cysts.

How fast do Thyroglossal cysts grow?

A thyroglossal duct cyst is a congenital (present from birth) defect. When the thyroid gland forms during embryonic development, it begins at the base of the tongue and moves down the neck through a canal called the thyroglossal duct.

Does Thyroglossal duct cyst cause weight gain?

Can thyroglossal duct cysts cause weight loss? Weight loss is not commonly cited as a symptom of thyroglossal duct cysts, however large cysts can cause difficulty swallowing and breathing. Infected cysts may be tender with associated difficulty in swallowing, loss of voice, fever, and increasing mass size.

Can a Thyroglossal duct cyst cause hypothyroidism?

Thyroglossal duct cysts can contain ectopic thyroid tissue, and in some cases this tissue may be the only functional thyroid gland. We present the case of a 6-year-old girl with delayed diagnosis of iatrogenic hypothyroidism that developed after excision of a thyroglossal duct cyst. (J Pediatr 2013;162:427-8).

Is thyroglossal cyst rare?

1 Introduction. A thyroglossal duct cyst is the most common congenital anomaly, which arises from the remnants of the thyroglossal duct and occurs in 7\% of the adult population. It commonly presents as a painless midline neck mass below the level of the hyoid bone, and it rarely occurs in the oral cavity.

Can thyroglossal cyst become cancerous?

The presence of malignancy occurring in a thyroglossal duct cyst is a rare condition, accounting only for 1\% of all cases of thyroglossal duct cyst. This report is of a rare case of papillary carcinoma arising in a thyroglossal duct cyst and includes a review of the literature.

https://www.youtube.com/watch?v=snwEs0u99sY