18th January 2024

A 42-year-old lady presents to her GP with an abdominal mass.

A 42-year-old lady presents to her GP with an abdominal mass. She reports 3 months of feeling very full even after eating small meals. In addition, she has been getting more frequent infections and attends today to ask if she should continue her usual Methotrexate, which she takes for her RA. Which of the following blood tests would confirm the likely diagnosis?

Select the SINGLE most appropriate option from the list below. Select ONE option only.