Thyroglossal cyst Flashcards
1
Q
Define thyroglossal cyst
A
an epithelium-lined cyst found along the course of descent of the thyroid gland
2
Q
aetiology of thyroglossal cyst
A
• The thyroglossal duct is an embryonic remnant of the path of descent of the thyroid gland from the mouth down
3
Q
epidemiology?
A
presents in children and adolescents
before 20 years old
4
Q
symptoms and signs of thyroglossal cysts?
A
- asymptomatic swelling
- painful with infection
- midline on anterior of neck
- between the thyroid notch and the hyoid bone
- moved upwards on swallowing and protrusion of the tongue
5
Q
what is a good investigation?
A
• USS
6
Q
what will be seen on USS?
A
o Thin walled and anechoic on USS
o Echogenicity suggests infection of the cyst
7
Q
what should a thyroglossal cyst be differentiated from?
A
lingual thyroid
- removal of this will cause hypothyroidism
