Elevated Mch Mcv Can Lymphocytes Be Low With Mono?

Can Lymphocytes be low with Mono? - elevated mch mcv

My 17-year-old son is very healthy, active and involved in sport at school. I noticed last week, a large (2-3 cm in diameter overall) in the neck is slightly behind the left ear. The pediatrician ordered neg CBC IgG and EBV Nuclear AB shows positive EBV IGM w / atypical lymphocytes - this course of mono. He is not tired, he has an enlarged spleen. However, blood work was also slightly lower were HGB HCT, MCV, and differences in the mother and child: neutrophils 36% Bands 1%, lymphocytes 18% monocytes, L & 5% w / Absolute Lymphocytes 1.5. Should I of lymphoma for its shows no signs of fatigue, worry, their cells without elevated white blood cell count low?