Quick Answer: What BMI should I be for knee replacement?

What is the BMI limit for knee replacement?

Having a BMI of 30 or greater may prevent a surgeon from scheduling surgery. However, there is no hard and fast rule. If you fall into the “overweight” category, losing extra weight is always recommended, but may not be required by your healthcare provider.

What is the weight limit for a knee replacement?

Until recently, if you weighed over 180-200 lbs, you were not considered to be an acceptable candidate for joint replacement surgery. Patients were told “come back when you lose weight and then you can a have a ticket to enter my operating room.” Much has changed over the past 20 years.

Do you have to lose weight to get 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.

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Does weight Affect knee replacement surgery?

The Impact of Obesity

Functionally, obese patients do not fare as well or recover as quickly as those with normal weight. Obese patients suffer more complications from joint replacement surgery than normal-weight patients. The risk increases with higher BMI scores.

What is the maximum BMI for surgery?

Morbid obesity is defined as a BMI score of 40 or more. You typically qualify for bariatric surgery if you have a BMI of 35-39, with specific significant health problems like Type 2 diabetes, sleep apnea or high blood pressure. A BMI of 40 or higher also is a qualifying factor.

Can I avoid knee surgery by losing weight?

Therefore, emphasizing the importance of maintaining a healthy weight can help patients avoid surgery. Encouraging patients to lose just 5 percent of their body weight can relieve excess joint pressure. While losing weight won’t replace cartilage; it will help them to reduce the stress on their joints.

Can I have knee replacement if I am overweight?

The chances of a knee replacement are 8 times higher for patients a BMI greater than 30 and 28 times higher for patients with a BMI over 35. Obesity also results in the necessity of knee and hip replacement earlier. For hip replacements, 10 years earlier than the normal population.

Does an artificial knee weigh more?

The weight of the prosthesis will be more than the weight of the bone that is removed. The weight will vary according to your size, but in general may weigh one to two pounds. You will not notice the weight in your knee.

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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.

How long does it take for knee replacement to feel normal?

How long will it be before I feel normal? You should be able to stop using your crutches or walking frame and resume normal leisure activities 6 weeks after surgery. However, it may take up to 3 months for pain and swelling to settle down. It can take up to a year for any leg swelling to disappear.

Can you wait too long for knee replacement surgery?

Unfortunately, many people wait too long to get knee replacement surgery. One study found that up to 90% of individuals in need of a knee replacement wait too long—often two or more years after the point at which they were considered a viable candidate for joint replacement.

Is knee replacement the most painful surgery?

The knee has to balance off-center loads and move side to side. And with a total knee replacement, you are removing a lot of tissue and bone. Postoperative pain is higher with knees since the soft tissue affected by the surgery must stretch more than soft tissue around the hip.