Anaplastic large cell lymphoma (ALCL) is a histological subtype of non-Hodgkin lymphoma, largely characterized by anaplastic kinase (ALK) positivity, resulting from the chromosomal translocation t(2;5). We report pediatric case ALK-positive ALCL with primary concomitant involvement bone and central nervous system (CNS); thereafter, literature review about CNS was conducted. According to analyze...