When Using a ^99mTc-MIBI Double-Phase Study for Imaging the Parathyroid

question 12

Multiple Choice

When using a ^99mTc-MIBI double-phase study for imaging the parathyroid gland, after the early phase, the technologist should repeat images

• A)20 to 30 minutes after injection.
• B)40 to 60 minutes after injection.
• C)90 to 120 minutes after injection.
• D)24 hours after injection.

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Definitions:

Insulin

A substance created by the pancreas that controls the levels of sugar in the blood, helping glucose to be absorbed by various tissues.

Prostaglandins

Local hormones derived from lipid molecules. Prostaglandins typically do not travel in the bloodstream to find their target cells because their targets are close by. These hormones have numerous effects, including uterine stimulation during childbirth.

Local Hormones

Hormones that act locally without first entering the bloodstream, often involved in local regulatory processes such as inflammation.

Steroidal

Pertaining to or relating to steroids, a group of fat-soluble organic compounds with various physiological effects, including hormonal activity and anti-inflammatory properties.