“…Total femur replacements were first introduced for Paget’s disease in 1956 by Buchman [ 7 ]. Improvement in implant design and modularity has allowed for their utilization in an array of oncologic and nononcologic conditions [ [8] , [9] , [10] , [11] ]. Despite this evolution, recent literature shows a 33% failure rate of total femur replacements in the setting of revision surgery in a relatively young patient population with nononcologic conditions [ 12 ].…”