LabQ Clinical 2025 Exercise 1: Clinical Chemistry: A Sudden Increase in the Detection of Hepatitis B Antigen

Authors

Anastasia Gant Kanegusuku, PhD

Jack A. Maggiore, PhD

Loyola University Medical Center

Department of Pathology & Laboratory Medicine

Maywood, Illinois

Primary Audience: Pathologists and Clinical Scientists
Secondary Audience: Residents, Laboratory Technologist/Scientist (Includes all sub-specialty areas), Students, Pathologist Assistants,  Laboratory Directors and Educators

Upon completion of this activity, you will be able to:

• describe the testing algorithm for hepatitis B screening, diagnosis, and management;
• assess the importance of monitoring negative quality control as well as patterns in patient results;
• analyze the hook effect in the context of hepatitis B surface antigen screening and predict the potential effect on the patient result; and