Mechanisms of Localization of Radiopharmaceuticals

This tutorial, with quiz; is ideal for a Board Certified Nuclear Pharmacist wishing to earn 1 CEU credit.

Proceed to the Tutorial: Mechanisms Of Localization Tutorial

Proceed to the Quiz: Mechanisms of Localization Quiz

Purchase Tutorial: Payment Link (Credit Card or Payment)


This tutorial gives an overview of Mechanisms of Localization of Radiopharmaceuticals.  After completing this tutorial, attendees will be able to

  1. Better understand how different radiopharmaceuticals work as imaging agents.
  2. List and give examples of the eight classical mechanisms of localization of radiopharmaceuticals
  3. Give examples of the mechanisms associated with the newer radiopharmaceuticals, e.g., metabolic trapping, receptor binding, and antigen-antibody reactions
  4. State the uptake ratios and excretion rates, e.g., the percentage of each of the renal imaging agents cleared by filtration and secretion as well as the amount bound to the tubules
  5. Describe an antigen-antibody reaction and the part it plays in the uptake of radiolabeled monoclonal antibodies by specific types of malignant tumors
  6. State legal particle size requirements for those preparations containing labeled particles and the optimal number of particles to be injected

If you have taken one of the tutorials, received a score of 80% or above, and wish to receive CE credit:

Make sure you submit all of the requested information when taking the test. It’s not necessary to send us the score sheets since we receive them electronically when you submit your answers for scoring.

Upon receipt of your submitted score sheets and payment for the tutorial(s), we will do all of the following:

1. Upload your CE Credits to the website so your CE Credits will appear on your cebroker account and will automatically be submitted to the Florida Board of Pharmacy.
2. Upon request, we will send a copy of the CE Credit Certificate to you via e-mail for your records.

If paying by check, please make payable to Consultants in Nuclear Medicine and mail your payment to:

Consultants in Nuclear Medicine
2910 W. Estes Avenue
Chicago, IL 60645-2394

To make sure your check is in the appropriate amount, please note the following:

If a tutorial awards 1 CEU, the cost is $20.00
If a tutorial awards 2 CEU, the cost is $30.00
If a tutorial awards 3 CEU, the cost is $40.00

1. Visit
2. Select the desired tutorial.
3. On both the left and right sides of the screen there is a link that says “PayPal”. Click on either link
4. A shopping cart will open. Make sure that the quantity is 1 for each tutorial.
5. You may pay using a PayPal account if you have one or just click “Check Out”, which will permit you to use a major credit card (but not American Express).
6. Fill in the blanks and then submit

If you have any difficulty whatsoever, just give Dr. Karesh a call at 773 802-7617 and he’ll be glad to help!