“…In contrast, the treatment strategies regarding timing of treatment and method of reduction, whether it be open or closed, vary in unstable or acute cases [3,4,18,22,34,38,39,47,49,52]. Nevertheless, the incidence of AVN in unstable slips stabilized by pinning is high and reportedly ranges from 4.7% to 58% [1,3,11,33,39,42,47] as opposed to stable slips that reportedly have AVN develop in as much as to 4.6% of hips, depending on the amount of slip [2,12,28,35].…”