ALK and anaplastic large cell lymphoma: The most common histologic type was ENKTL (n = 13, 34.2%), followed by MEITL (n = 12, 31.6%), ITCL, NOS (n = 7, 18.4%), ALCL, ALK- (n = 5, 13.2%), and ALCL, ALK+ (n = 1, 2.6%).