What can mean the raised or increased maintenance or contents of lymphocytes in a blood?...

[Anna]

What can mean the raised or increased maintenance or contents of lymphocytes in a blood?

[The anonym]

Usually it testifies to any virus infection

[Lanj, the doctor-diagnostician]

Anna, speaks rising of a level of leucocytes about an inflammation. Strong rising of a level of leucocytes (in tens times) can be an attribute of more serious disease.