thyroid/neck Flashcards
3 paired glands
parotid, submandibular, and sublingual
are the largest and are found anterior to ears, extending inferiorly
Parotids
Normal sonographic appearance for parotid gland
hyperechoic
Salivary Glands are ___ gland that produce ___
exocrine , saliva
thyroid - endocrine or exocrine
endocrine
the thyroid is responsible for
regulating the metabolism
Pituitary sends __ to regulate thyroid hormone production
TSH
Thyroid uses ___ to produce its hormones
iodine
Superior thyroid artery arises from
ECA
Inferior thyroid artery arises from
subclavian artery
Superior extension of the isthmus
Pyramidal lobe
normal isthmus measurement
6-10mm
Esophagus distinguished from mass by having the patient
swallow
General term for enlarged thyroid.
goiter
sono findings for goiter
isthmus > 10 mm, heterogeneous
a goiter may be caused by
iodine deficiency, Graves or Hashimoto’s
Most common cause of hyperthyroidism
Graves disease / toxic goiter
refers to hypervascularity that is characteristic
thyroid inferno
Clinical: Bulging eyes, weight loss, nervousness, intolerant to heat
graves disease
Most common cause of hypothyroidism
Hashimoto’s thyroiditis
another name for Hashimoto’s thyroiditis
autoimmune lymphocytic thyroiditis
with hashimotos, the Pituitary gland will send more
TSH
clinical - weight gain
hypothyroidism / hashimotos
clinical - weight loss
hyperthyroidism / graves disease