This injury described presumably involves the front part of the knee called the pre-patellar bursa. Beneath the skin (and above the bone) the body has a natural cushion called a bursa. These fluid-filled sacs a... continue reading  about  My daughter fell hard on her knee playing volleyball. An x-ray showed no fracture of the patella, but it did indicate pre-patellar bursitis. Is there anything she can do to speed up the healing?

This is a very common complaint in my office. The sensation of "popping out of place" or "giving way" can be very frustrating to patients because they really can't seem to trust their knees. Secondary injuries ... continue reading  about  My right knee pops out with every step that I take, and it hurts all the time. It’s been doing this for about two years. I’ve been to a doctor, but was told that nothing is wrong. My knee would not be hurting like this if it was nothing. Help!

Thanks for the great question. It sounds like your fall led to an injury to the front part of the knee around the knee cap. This is common when the fall happens on a flexed knee - lots of pain, but it generally... continue reading  about  I fell two weeks ago on the sidewalk and hurt the side and top of my knee. It really swelled and was painful to the touch. Now it's much better but it is still sensitive when I kneel on it. Should I continue to give it some time?

A knee that decides to "pop" or make cracking sounds can be quite alarming. I think that all of us at one time or another have kneeled down and had our knees make a loud noise, but no pain occurs. In the majori... continue reading  about  My knee pops out consistently when I work out. I’m 19 years old, at a healthy weight and have an active lifestyle. I have quit working out several times due to painful cracks and pops. Is there anything that I can do to prevent this from happening?

Thanks for the question! Some of the most common questions/complaints that orthopedic surgeons discuss with patients are knee cap issues. This small bone on the front of the knee (anatomically called the patell... continue reading  about  My left knee cap hurts very much when I put weight on it, especially when I kneel. Also it becomes very warm. What can be causing this?

Losing weight is challenging enough and is more difficult in the presence of degenerative arthritis. The mainstays of weight loss are diet and exercise, so I'd like to focus on exercise in the presence of an ar... continue reading  about  I had full hip replacement surgery last year (left side) and it worked well. However, my right hip is now hurting. How can I lose weight effectively without irritating the bad hip?

Knee pain is an extremely common complaint in an orthopedic surgeon's office. Some of the questions that we use to help sort out the cause of knee pain include:Is this an acute problem, or has is it started slo... continue reading  about  My knee locks up on occasion and pain radiates up to my hip and down my leg into my ankle. Is this something to be alarmed about? I do not have trouble walking, but it does ache more when sitting or laying in bed.

Thanks for the question! From what you're describing, it seems that your knee hurts with full straightening (extension) and also full bending (flexion). This symptom of pain at the extremes of knee motion can b... continue reading  about  I've been having problems with my knee hurting when I bend it or straighten it out. What can I do to help the pain, and should I see a doctor?

This is a complicated question, so I'll try to break it down into two issues.First, let's talk about the ACL tear diagnosis. The anterior cruciate ligament (ACL) is one of the four main stabilizers of the knee.... continue reading  about  I had an X-ray and MRI on my right knee for severe pain. The radiologist said there was an ACL tear, but my doctor attributed it to arthritis. I don't have swelling and the pain is intermittent. If it were arthritis, wouldn't I have other symptoms?