Capintec CAPTUS 3000, Owner'S Manual, Page: 97 / 338

CAPINTEC, INC. CAPTUS
®
3000
CHAPTER 7
THYROID UPTAKE
INTRODUCTION ............................................................................................. 7-1
QUICK STEP GUIDE FOR THYROID UPTAKE PROCEDURE ...................... 7-3
MEASUREMENT PROTOCOLS ..................................................................... 7-3
Counting Methods ...................................................................................... 7-3
Dose Administration .................................................................................. 7-4
Adding Protocols ....................................................................................... 7-5
Editing Protocols ........................................................................................ 7-7
Deleting Protocols ...................................................................................... 7-8
Printing Protocol Report ........................................................................... 7-10
PATIENT INFORMATION .............................................................................. 7-10
Adding Patients ......................................................................................... 7-10
Viewing Patient Information ..................................................................... 7-12
Editing Patient Information ....................................................................... 7-13
Deleting Patient Records .......................................................................... 7-15
VIEWING AND CHANGING THE SETUP ...................................................... 7-15
MAKING MEASUREMENTS .......................................................................... 7-17
Counting Selected Patient ........................................................................ 7-19
Administering Dose .................................................................................. 7-23
RESULTS ....................................................................................................... 7-24
Patients Reports ........................................................................................ 7-24
CAUTION: To ensure optimum performance of CAPTUS
®
3000, before using the
Thyroid Uptake module, perform the System Setup Procedures as
outlined in CHAPTER 4: GENERAL SETUP.
INTRODUCTION
Thyroid Uptake is a measurement of the ratio of the amount of radioactive material
concentrated in the thyroid gland to the amount of radioactive material administered to the
patient. The results of the procedure are expressed as a percentage. Dose Administration
time being regarded as 0 hours,
% 100
Hrs 6 at Activity Capsule
Hrs 6 at Activity Patient
Hrs 6 at Uptake
× =
Thyroid Uptake measurements are generally used to determine conditions of
hyperthyroidism. High uptake results are found in Graves disease, toxic nodular goiter, and
stimulator secreting tumors or can be TSH-induced. Low uptake results are found with
thyroid hormone secretion in ectopic tumors, hormonal release in thyroid injury, after intake
November 13 THYROID UPTAKE 7-1