← Library
Full blood count
Lymphocytes
Measures a type of white blood cell involved in immune responses.
What it measures
It measures the number of lymphocytes in the blood.
Why it is tested
It is commonly used to help assess immune function and some infections.
Low results
Low results may be associated with viral illness, immune problems, or some medicines.
High results
High results may be associated with viral infection or some immune conditions.
Related tests
White blood cell count, CRP, ESR
Sources
Other markers
Disclaimer
This information is for education only and is not a substitute for medical advice. Results should be interpreted by a qualified clinician alongside your symptoms and medical history.