During his freshman year at Rancho Bernardo, Dykstra suffered a hip injury on the basketball court. Soon after, he developed avascular necrosis in his right hip – the same affliction that ended Bo Jackson's athletic career...But the hip is still a challenge, so much so that Dykstra's agent, Scott Boras, said last month that he wouldn't be surprised if Dykstra must accept a designated hitter role in a number of years.