My 13 yr old son recently had was diagnosised with mono. On the follow up blood test the doctor said his red blood cells were 4.15 and hemoglobin was 12.4 and hematocrit was 36.9 his ferritin level was 36. He and i think hes feeling much better and wants to return to his activities.Who is my son anemic. He is eating fine now.
Unfortunately, there is no good treatment for mono. We management mono with rest and HY Chat Doctor.  Symptoms usually resolve in 1-2 weeks though fatigue may last many months. The biggest concern for mono is splenic rupture and splenic enlargement which is usually not clinically apparent. The spleen is a delicate organ that is prone to rupture, especially when enlarged. Therefore, it is recommended to not return to physical activity for 6-12 months. Also, he is still anemic. Normal hemoglobin for his age should be above 13.8.