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Flashcards in thyroid cancer Deck (28)
1

ectopic thyroid tissue and/or cysts present along coarse of thyroglossal duct in the _____

midline

2

superior thyroid artery is the first branch of the ______

external carotid

3

inferior thyroid artery is a branch of the _______

thyrocervical trunk

4

inferior thyroid vein drains into ______

bracheocephalic vnein

5

superior thyroid vein drains _____of thyroid

superior pole

6

middle thyroid vein drains _____of thyroid

lateral aspect

7

does solitary nodule or multinodular goiter have a higher chance of malignancy?

solitary nodule

8

what is the most reliable method of dx'ing thyroid nodules/

fine needle aspiration biopsy

9

cold nodule on radionuclide scans indicates?

hypofunctioning

10

hot nodule on radionuclide scans indicates?

hyperfunctioning

11

is a cold or hot nodule more likely to be malignant?

cold nodule

12

psammoma bodies

papillary carcinoma

13

older patients, solitary mass, invasion into capsule, hematogenous spread

follicular carcinoma

14

NCCN guidelines recommend ____for follicular carcinoma

lobectomy

15

what test to do to determine if a hurthle cell carcinoma is malignant

resection

16

which type of thyroid cancer is a neuroendocrine tumor?

medullary thyroid cancer

17

markers to monitor for medullary thyroid cancer?

1. calcitonin
2. CEA

18

what must you screen medullary thryoid cancer patients for b4 surgery (2)

1. pheochromocytoma
2. primary hyperparathyroidism

19

dyspnea, dysphagia, hoarseness, 7th-8th decade - which thyroid cancer?

anaplastic carcinoma

20

tx of lymphoma?

radiation + chemo

21

what can you tx a person with after complete thyroidectomy?

post-op radioactive iodine tx to kill residual thyroid tissue

22

does lymph node removal improve survival

nope

23

what is the most common nerve injury in thyroidectomy?

external branch of superior laryngeal nerve

24

the most dreaded nerve injury in thyroidectomy?

recurrent laryngeal

25

can hyper or hypocalcemia result from thyroidectomy?

hypocalcemia

26

why can hypocalcemia occur after thyroidectomy?

due to devascularization of parathyroids

27

when is thyroid supplementation started after thyroidectomy?

after radioactive iodine tx (which occurs 1-3 months post surgery)

28

when to do fine needle aspiration biopsy?

when ultrasound shows mass >1 cm