“…There were 10 (18.5%) adults ( 6 , 12 – 20 ) and 44 (71.5%) children (under 18 years old) ( 7 – 9 , 21 – 35 ), ranging in age from 1 year and 5 months to 67 years. In terms of sex, there were 28 male ( 7 , 12 , 16 , 18 , 20 , 23 , 25 , 27 , 28 , 30 – 34 ) and 26 female patients ( 6 , 8 , 9 , 13 , 15 , 17 , 19 , 21 , 22 , 24 , 26 – 29 , 31 , 35 ). Regarding the diagnosis of EBV infection, 23 (42.6%) were diagnosed with AEBV ( 6 , 13 – 15 , 17 , 18 , 25 , 27 , 32 ), 20 (37.0%) with CAEBV ( 7 , 8 , 16 , 19 – 22 , 28 – 31 , 34 ), 6 (11.1%) had a complication of CAEBV and HLH ( 12 , 24 , 28 , 31 ), 4 (7.4%) had a diagnosis of EBV-HLH ( 9 , 23 , 33 , 35 ), and 1 (1.9%) had reactivated EBV ( 26 ).…”