Total Hip Replacement
A 52-year-old active man with end-stage osteoarthritis of the right hip is scheduled for total hip replacement. He works as a tradesman and enjoys hiking and tennis. The surgeon discusses bearing surface options with him, considering his age, activity level, and expectations. Regarding hip bearing surface selection:
Mark each as TRUE or FALSE
Metal-on-polyethylene (MoP) is the most commonly used bearing combination; conventional polyethylene...
Ceramic-on-polyethylene (CoP) reduces wear compared to MoP due to the smoother, harder ceramic head;...
Metal-on-metal has the lowest wear rates and is ideal for young patients; larger polyethylene heads ...
Metal-on-metal (MoM) has low volumetric wear but produces nanometer-sized metal particles that can c...
Bearing surface selection depends on patient factors (age, activity, allergy, renal function) and su...
Answer the questions to see explanations
Click T (True) or F (False) for each option