Implant Fixation
A 72-year-old woman with osteoarthritis is scheduled for total hip arthroplasty. She has mild osteoporosis (T-score -2.0) and a Dorr Type B femur. Her surgeon discusses the options of cemented versus uncemented femoral fixation. The patient asks about the differences, advantages, and potential complications of each approach. Regarding cemented versus uncemented arthroplasty:
Mark each as TRUE or FALSE
Cemented fixation uses polymethylmethacrylate (PMMA) which provides immediate rigid fixation through...
Uncemented fixation relies on initial press-fit stability followed by biological bone ingrowth into ...
PMMA provides biological fixation through bone ingrowth; cement is endothermic (absorbs heat); uncem...
Bone cement implantation syndrome (BCIS) can occur during cemented arthroplasty with hypoxia, hypote...
Femoral component selection in THA: uncemented preferred in young active patients (less than 65) wit...
Answer the questions to see explanations
Click T (True) or F (False) for each option