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Thyroglossal Duct Cyst Updated 4/2011

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BASICS

  • Description
  • Epidemiology
  • Risk Factors
  • Pathophysiology
  • Etiology
  • Associated Conditions

DIAGNOSIS

  • Signs and Symptoms
  • Tests
  • Differential Diagnosis

TREATMENT

  • Medication (Drugs)
  • Additional Treatment
  • Surgery
  • In-patient Considerations

Ongoing Care

  • Follow-Up Recommendations
  • Diet
  • Patient Education
  • Prognosis
  • Complications
The following is an excerpt....
BASICS

Cyst of epithelial remnants of the thyroglossal tract

Description
  • Usually midline neck mass at the level of the thyrohyoid membrane, closely associated with the hyoid bone
  • Within 2 cm of the midline
  • Single, smooth, nontender, and mobile
  • 65% infrahyoid type
  • 20% suprahyoid
  • 15% juxtahyoid
  • 2% yuxtahyoid
  • 10% suprasternal
  • Intralaryngeal very rare: Suprasternal notch, superior mediastinum
  • Endolaryngeal cyst (ectopic location): Extremely rare
  • System(s) affected: Endocrine/Metabolic; Skin/Exocrine
Epidemiology
  • The most common form of congenital cyst in the neck
  • Accounts for 2-4% of all neck masses
Incidence
  • Most patients are children or adolescents.
  • Up to 1/3 are aged 20 years or older.
  • Predominant age: 50% <10 years, 65% <20 years
  • Predominant sex: Male = Female
Prevalence
  • Thyroglossal duct cysts were found in 7 ...

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