The MASH (Multicenter Arthroscopy Study of the Hip) study group (www.mashstudy.com) will be meeting in Rio de Janeiro this week. Dr. Carreira is also presenting the outcomes of allograft labrum reconstructions at the meeting, along with the surgical technique. This scientific meeting is dedicated only to the advancement of hip arthroscopy, with a focus on the surgical treatment of hip injuries, primarily in the adolescent and young adult hip.