| Arthroplasty (joint replacement surgery) involving the | | | | knee arthroplasties among centenarians, and 2,050 in |
| hip and knee is one of the most common orthopedic | | | | the nonagenarian (older than 90 but less than 100 |
| procedures performed in the United States. | | | | year old) group. |
| The technology has improved so that a good to | | | | Eighty-three percent of 100 year old + patients who |
| excellent outcome is the usual result. Complications | | | | underwent arthroplasties were women. Hip fractures |
| and side effects such as postoperative infection, | | | | were responsible for 94% of hip replacements |
| thrombophlebitis (blood clots), loosening of the joint | | | | among nonagenarians and centenarians. |
| replacement, and persistent pain still occur but | | | | Statistical measurements showed that the 100+ year |
| fortunately aren't common. | | | | group had a higher mortality risk than the 90+ year |
| Patients younger than 50 still are operated on with | | | | group who underwent a similar procedure. |
| some reluctance because the chances are quite good | | | | Hospitalization for hip replacement surgery among |
| that they will require a revision arthroplasty- meaning | | | | those over the age of 100 was associated with a |
| they will need to have the joint replacement replaced. | | | | lower risk of death when analyses were performed |
| And the more active a young patient remains, | | | | using the records of all patients older than 100 years. |
| particularly if they abuse the joint replacement, the | | | | Adjusted mortality rate was less for hip arthroplasty |
| shorter the life span of the joint prosthesis. Revision | | | | hospitalizations compared with all other causes of |
| of an old joint replacement is a technically difficult | | | | hospitalizations combined. |
| procedure. | | | | The authors stated that the patients who get joint |
| At the other end of the spectrum, orthopedic | | | | replacement die less frequently in the post-operative |
| surgeons have been reluctant to replace joints in | | | | period than comparable patients admitted to the |
| older people, particularly ones that are older than 100 | | | | hospital for other reasons. The chief explanation is |
| years. | | | | that the patients are highly selected for joint |
| While hip and knee arthroplasty are rarely performed | | | | replacements. |
| in patients older than 100 years, according to a | | | | They went on to say that joint replacements for |
| recently published article, these patients should not be | | | | older people will likely to be more frequent in the |
| denied the option of this surgery. (Krishnan E, et al. | | | | future, since these operations can improve functional |
| Arthritis Rheum 2007;57:1038-1042). | | | | status of elderly patients. |
| The authors point out that osteoarthritis (wear and | | | | Their conclusion: Joint replacements should not be |
| tear arthritis) and hip fracture due to osteoporosis | | | | denied to centenarians because of short-term |
| are "two major causes of disability among the older | | | | post-operative life expectancy estimates. |
| age group." | | | | Author's note: Since demographic data shows that life |
| The researchers examined epidemiologic and | | | | expectancy is increasing and that people are staying |
| mortality data in regards to arthroplasty among | | | | active longer, these findings make a lot of sense. |
| people older than 100 years. The comparison group | | | | Age itself should not be the determining factor when |
| were people in their 90's. | | | | it comes to joint replacement. Physiological status and |
| Adjustments were made for the presence of | | | | overall health is much more important. |
| concurrent illnesses such as congestive heart failure, | | | | Obviously though, the presence of co-morbid |
| neurologic diseases, including dementia and stroke, | | | | conditions (concurrent medical problems) weigh |
| kidney and liver diseases, obesity and other risk | | | | heavily in the mix when it comes to making a |
| factors. | | | | decision about this. However, as patients stay |
| A total of 679 hip arthroplasties were identified | | | | healthier, quality of life becomes just as important as |
| among those older than 100 years, compared with | | | | longevity in years. |
| 33,975 among people in their 90's. There were only 7 | | | | |