A 14-year-old patient presents with a mediastinal mass, a WB…

A 14-year-old patient presents with a mediastinal mass, a WBC of 110 × 109/L, hepatosplenomegaly, and early central nervous system involvement. Both L1 and L2 morphology are seen, and surface markers CD7, CD2, and CD5 are expressed. Which type of ALL is present?