30th September 2021

A 31-year-old lady presents with fever, swollen lymph nodes and tiredness

A 31-year-old lady presents with fever, swollen lymph nodes and tiredness. She has a pet cat; however, she often forgets to change the litter on a daily basis. There is no relevant past medical history. She is not pregnant and is not breastfeeding. The doctor wants to rule out an acute parasitic infection, known as toxoplasmosis. What diagnostic investigation is the doctor likely to request to confirm their suspicion?

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