It is the most common form of knee bursitis and is caused by the inflammation (swelling) of the Prepatellar Bursa which sits in front of the knee cap.
Housemaid's knee is a condition that's also known as prepatellar bursitis. Overlying your kneecap you have a capsule called a bursa, which is like a fluid-filled sac. Sometimes that sac can become inflamed and that's what housemaid's knee is. The symptoms are swelling and pain over the kneecap. Housemaid's knee is the common name for bursitis affecting the knee. It can occur as a result of injury, repetitive movement or, less commonly, infection. An expert describes the symptoms of the condition and treatment options. Find out how to treat bursitis. 1  Views: 110,983. Housemaid's Knee. Housemaids Knee also known as prepatellar bursitis or knee bursitis is a swelling of the bursa or small sack of fluid at the front of the knee. Symptoms of Housemaids knee include pain and tenderness at the front of the kneecap and just below it. The kneecap or patella may be swollen and warm to the touch. Kneeling may be painful, hence the term housemaids knee. An abscess or lump may be visible over the patella Prepatellar bursitis (also known as beat knee, carpet layer's knee, coal miner's knee, housemaid's knee, rug cutter's knee, or nun's knee) is an inflammation of the prepatellar bursa at the front of the knee.  Symptoms of pre-patella bursitis. Symptoms of Housemaids knee include pain and tenderness at the front of the kneecap and just below it. The kneecap or patella may be swollen and warm to the touch. Kneeling may be painful, hence the term housemaids knee. An abscess or lump may be visible over the patella Bursa is small sac filled with synovial fluid that surrounds the joint cavity. It is located between overlying skin and patella i.e. in the front region of the knee. It also reduces the frictional force between the patella and skin. Housemaids knee is a condition characterized by swelling or inflammation of the bursa. The fluid in the prepatellar bursa sac can become infected and cause inflammation within a bursa (bursitis). This is particularly common in children with housemaid's knee. This usually follows a cut, scratch or injury to the skin on the surface of the knee. Bursitis means inflammation within a bursa. A bursa is a small sac of fluid with a thin lining. There are a number of bursae in the body. Bursae are normally found around joints and in places where ligaments and tendons pass over bones. Causes of Housemaids knee. Acute prepatellar bursitis can be caused by a direct blow or fall on the knee. This ruptures blood vessels which bleed into the bursa causing swelling and triggering an inflammation reaction in the walls of the bursa. Symptoms of Housemaids knee include pain and tenderness at the front of the kneecap and just below it. The kneecap or patella may be swollen and warm to the touch. Kneeling may be painful, hence the term housemaids knee. An abscess or lump may be visible over the patell Causes of Housemaids Knee. Housemaids Knee is the most common form of knee bursitis and is caused by the inflammation (swelling) of the Prepatellar Bursa which sits in front of the knee cap. Prolonged or repetitive kneeling causes friction and puts pressure on the bursa and kneecap. 
http://www.nhs.uk/Video/Pages/housmaids-knee.aspx http://www.sportsinjuryclinic.net/sport-injuries/knee-pain/housemaids-knee-pre-patella-bursitis https://en.wikipedia.org/wiki/Prepatellar_bursitis http://www.sportsinjuryclinic.net/sport-injuries/knee-pain/housemaids-knee-pre-patella-bursitis http://kneeortho.org/housemaids-knee-prepatellar-bursitis/ http://patient.info/health/housemaids-knee-prepatellar-bursitis http://www.sportsinjuryclinic.net/sport-injuries/knee-pain/housemaids-knee-pre-patella-bursitis http://www.knee-pain-explained.com/housemaidsknee.html
what is housemaids knee