Is there a weight limit on getting a knee replacement?

Does being overweight affect knee surgery?

The Impact of Obesity

Obesity is a major contributor to the increasing need for joint replacement surgery among younger people. Obesity overloads weight-bearing joints, wearing them away, necessitating joint replacement surgery.

Do you have to lose weight for a knee replacement?

Medical practitioners have long advised patients to lose weight before knee surgery. Patients living with obesity, defined by a body mass index (BMI) of 30 or higher, are especially warned of surgical complications, risk of infection and poor outcomes due to their high BMI.

What weight is too heavy for surgery?

Dr. Bries advises patients to achieve at least a Body Mass Index (BMI) of 40 or lower before they undergo surgery. “The risk is too high for a BMI over 40. Joint replacements will perform better with a stronger, leaner body.”

What happens if you wait too long for knee replacement?

If you wait too long to have surgery, you put yourself at risk of experiencing an increasing deformity of the knee joint. As your condition worsens, your body may have to compensate by placing additional strain on other parts of the body (like your other knee).

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What is the maximum BMI for surgery?

The ideal range for BMI is from 20 to 25. A BMI over 25 is termed as being overweight and over 30 is termed as being obese. There can be a higher risk of surgical and anaesthetic complications if you have a BMI over 30.

Can you avoid knee surgery by losing weight?

If you lose weight and still feel knee pain, rest assured you’re still doing the right thing. Among other health benefits, weight loss can also slow down joint degeneration in your knee. And if one day you do need knee replacement surgery, your rehabilitation will be easier with fewer pounds to carry.

How much weight do I need to lose for knee surgery?

(Reuters Health) – For morbidly obese patients having knee replacement surgery, losing at least 20 pounds beforehand leads to shorter hospital stays and lower odds of being discharged to a facility, a new study has found.

Can you be too overweight for surgery?

Obesity can make surgery more challenging. If you or a loved one are overweight or obese and planning to have surgery, you should be aware that excess weight can put you at risk for certain side effects and complications. These can result from the surgery itself, or from the anesthesia you may need during your surgery.

Can I climb stairs after knee replacement?

For the first several weeks after TKR, you will likely go up/down stairs one foot at a time (non-reciprocally). The pattern to follow is: “Up with the good leg, Down with the bad (operated)”. As you get stronger, I encourage you to try to climb stairs alternating one foot per step; holding on to the banister will help.

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Can you lose weight after knee surgery?

Weight change after surgery

Some people lose weight after surgery, but more than half gain weight. This can happen if you reduce your activity levels during recovery.

How long does a total knee replacement last?

In 85% to 90% of people who have a total knee replacement, the knee implants used will last about 15 to 20 years. This means that some patients who have a knee replacement at a younger age may eventually need a second operation to clean the bone surfaces and refixate the implants.

Why can’t obese people have surgery?

Risks to the cardiovascular system

The heart is under pressure in an obese individual. There is a higher risk of heart attacks, angina pain, and lack of oxygenation of the heart muscles, stroke and high blood pressure in obese individuals. Anesthesia may raise the risk of cardiovascular adverse events in the obese.

Why does my doctor want me to lose weight before surgery?

But if you are obese and facing surgery, losing weight before your procedure can be even more important. Losing weight lowers your risk for serious surgery-related complications such as infection, blood clots, and heart attack.