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Flashcards in thyroid imaging Deck (9)
1

when to image when suspect hypothyroidism

no role for imaging

2

best test for order for hypeorthyroid patient?

nuclear medicine iodine uptake and scan

3

normal radioactive iodine uptakes are ______

10-25%

4

prominent thyroid without focal nodule

diffuse goiter

5

when to image a goiter

don't need to image goiters b/c cancer usu presents as nodules

6

etiologies for distinct nodules (3)

1. colloid cyst
2. benign adenoma
3. malignancy (papillary or follicular)

7

what to order to work up different thyroid morphologies

ultrasound

8

what test can differentiate benign and malignant nodules?

none

9

when to do FNA after positive US?

1. microcalcifications on ultrasound
2. nodules >2.5 cm