Der kan forekomme ændringer i visse laboratorieprøver: antallet af hvide blodlegemer (herunder leukocytter og lymfocytter) samt værdier for alkalisk fosfatase og ALAT (blodlaboratorieværdier).
Certain laboratory tests may change, such as the number of white or red blood cells (including leukocytes and lymphocytes) as well as alkaline phosphatase and ALT values (blood laboratory values).