Fill in the blanks while you listen to the dialogue. P: Doctor. ve got a swelling in my neek. D; How long have you had the ? P: Roughly three months. D; Is it getting ? D; Is it giving you trouble with ? P: Very occasionally/rarely/. D; Have you noticed any in your voice? P: No, but sometimes I find that food sticks. D; Have you noticed any change in your ? P: I've several pounds over the last/past couple of months since this swelling began. D; Do you like weather or cold weather? P; Well, I prefer cold weather. I feel more comfortable then /it makes me more . D: Do you feel hot and ? P: Yes. I even feel sweaty when it's cold. D; Do you get ? P: Yes, I often feel my heart pounding. D: May I you? ... Well, it appears to me that your gland is a bit enlarged. We must administer some blood tests to check on the function of the thyroid gland itsell. This will help us to find out if it is or underactive, We'll also perform some . One of these will involve the use of some radioiodine. This would mean you'll get a little drink of a very low level of iodine. We'll then scan the thyroid gland to see whether it's taking up a lot of the or not enough of the isotope. This gives us an indication of how well the thyroid is . Since you have swelling of the gland we'll do an scan as well; this is like using echo sounds and it'll give us some idea of whether the swelling you have in your gland is or cystic.