Essential knee terminology
Click one of the letters above to go to the page of all terms beginning with that letter.
B-PT-B search for term

Abbreviation for 'bone patellar-tendon bone'.

Baker's cyst search for term

A Baker's cyst is a tense fluid-filled swelling at the back of the knee.

BASEM search for term

Abbreviation for 'British Association of Sport and Exercise Medicine'.

BASK search for term

Abbreviation for 'British Association for Surgery of the Knee'.

Bi-partite search for term

'Bi-partite' means 'in two parts', and in the knee world usually refers to a kneecap (patella) which is in two parts - a bi-partite patella.

Biceps femoris search for term

Big muscle at the back of the thigh.

Biceps femoris tendinitis search for term

An overuse disorder of the biceps femoris tendon, at the back of the knee, leading to pain and tenderness in the hamstrings at the back of the knee.

Bicompartmental search for term

Involving two of the three compartments of the knee. For example, one tibio-femoral compartment and the patello-femoral compartment, or both tibio-femoral compartments but not the patello-femoral compartment.

Bio-degradable search for term

A biodegradable material is one that is naturally broken down over a period of time and absorbed by the body.

Biodex search for term

Biodex is a trade name for an 'isokinetic' machine used both to measure knee function and for knee rehabilitation.

Bioengineer search for term

A professional engineer whose work relates to living tissues.

Bioengineered scaffolds search for term

Engineered structures designed to encourage the ingrowth of living cells and be implanted into the body.

Bioengineering search for term

Applying engineering principles to living tissues.

Biologic Knee Replacement search for term

Restoring function to a damaged knee by encouraging tissues to heal, or repairing or reconstructing with natural materials, as opposed to artificial materials.

Biomechanical search for term

Related to the mechanical movement of the body parts.

Biopsy search for term

A biopsy is the surgical procedure where a piece of tissue from the body is cut off and then examined in the laboratory.

Blastocyst search for term

An early stage of embryo development that resembles a fluid-filled ball, with cells forming the outer wall and an inner cell mass like a bunch of grapes attached to it on the inside.

Blumensaat's line search for term

A linear shadow on lateral X-rays of the knee that corresponds to the roof of the notch between the two rounded condyles of the femur (intercondylar notch).

BMI search for term

An abbreviation for 'body mass index'.

Body mass index search for term

Body mass index (BMI) is a ratio of a person's weight to height that has been recognised by the US National Institutes of Health (NIH) and The World Health Organisation as a measure of obesity.

Bone contusion search for term

Bone bruise.

Bone marrow search for term

Soft tissue inside bone, containing cells that form new blood cells and other tissues.

Bone marrow oedema search for term

Bogginess of the bone marrow.

Bone patellar-tendon bone search for term

This is a type of graft which may be used for replacement of a torn cruciate ligament in the knee, where a part of the patellar tendon is used as the graft material.

Bone scan search for term

Bone scans detect abnormalities of the insides of bones, such as osteoporosis, stress fractures (breaks) or tumours (growths).

Bone spur search for term

Bone spurs are small, irregular bony outgrowths from the edges of a joint surface.

Bow legs search for term

In bow legs the knees do not touch when standing or walking ('bandy').

Bowstringing search for term

A membrane catching over a moving area, eg a plica catching on the rounded end of the femur.

Brace search for term

A brace for the knee is a constraint of knee movement, usually made of fabric and plastic and/or metal.

British Association for Surgery of the Knee search for term

A professional association for British orthopaedic surgeons with a special interest in the knee. Most British knee surgeons will belong to this organisation.

British Association of Sport and Exercise Medicine search for term

Founded in 1953, BASEM is the oldest Sport and Exercise Medicine Association in the United Kingdom.

Bursa search for term

A bursa is a lubricated pocket that exists to facilitate movement.

Bursitis search for term

Bursitis is inflammation of a bursa, a lubricated pouch or sac in regions where there is a lot of movement between muscles and bone.