My son is 11 years old. his speen is swolen to 11 cm. Symtoms is contstant nausea. Our local dr. think he went threw the abstein bar virus ( bloodtest negativ know). His lymphe are also swollen, red and white blood counting was normal. We like to send him on a farm next week my quations ( normal size speen child, 8cm, adults 10 cm, his is now 11 cm how danagers is physicall activities for him? How big must it be swollen to be come dangerous for his life? What can on do to support the speen. He will go in 1 week again to bloodtest. Thanks Senta von Lieres from Namibia