Flashcards in Thyroid Nodules Deck (10)
Most thyroid nodules are benign/malignant
Most common cause of thyroid nodules...
4 types of thyroid CA...
Papillary (most common and most curable), Follicular (similar to papillary), Medullary (increase calcitonin), Aplastic (lethal/terminal, most rare)
Malignant thyroid nodules have what 4 characteristics?
Solitary, hard, irregular, fixed ("SHIF" i have thyroid CA!)
4 risk factors for thyroid CA...
radiation exposure as a child
rapid growth of nodule
hoarseness, dysphagia, paralysis of vocal cords
FHx of thyroid CA
Bx a thyroid nodule if it is ____, ____, or there is ____
> or = 1-1.5 cm, > 0.5 cm w/ suspicious findings, cervical lymphadenopathy
Tx cancerous thyroid nodules w/...
RAIU only if TSH is high/normal/low
RAIU: hot = ____, warm = _____, cold = ____
hot = rarely CA
warm = some iodine uptake
cold= no uptake