Knee Injury Glossary of Terms

The following are health and medical definitions of terms that appear in the Knee Injury article.

Acute: Of abrupt onset, in reference to a disease. Acute often also connotes an illness th...

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Anatomy: The study of human or animal form, by observation or examination of the living be...

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Ankle: The ankle joint is complex. It is made up of two joints: the true ankle joint and ...

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Ankle pain: Pain in the ankle, a "hinged" joint. Ankle pain is commonly due to a sprain o...

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Anterior: The front, as opposed to the posterior. The anterior surface of the heart is tow...

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Anterior cruciate ligament: A ligament in the knee that crosses from the underside of the ...

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Arthritis: Inflammation of a joint. When joints are inflamed they can develop stiffness, w...

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Arthroscope: A thin flexible fiberoptic scope which is introduced into a joint space throu...

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Arthroscopic: Related to arthroscopy.

Bruise: Injury of the soft tissues that results in breakage of the local capillaries and l...

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Bursa: A closed, fluid-filled sac that functions as a gliding surface to reduce friction b...

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Bursitis: Bursitis is inflammation of a bursa. A bursa is a tiny fluid-filled sac that fu...

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Cartilage: Firm, rubbery tissue that cushions bones at joints. A flexible kind of cartilag...

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Cast: 1) A protective shell of fiberglass, plastic, or plaster, and bandage that is molde...

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Chronic: In medicine, lasting a long time. A chronic condition is one that lasts 3 months ...

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Chronic pain: Pain (an unpleasant sense of discomfort) that persists or progresses over ...

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Collateral: In anatomy, a collateral is a subordinate or accessory part. A collateral is a...

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Complication: In medicine, an unanticipated problem that arises following, and is a result...

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Compression: 1. The act of pressing together. As in a compression fracture, nerve c...

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Contusion: Another name for a bruise. What is a bruise ? A bruise, or contusion, is caused...

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Cruciate: Cross-shaped.

CT scan: Computed tomography scan. Detailed images of internal organs are obtained by this...

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Diagnosis: 1 The nature of a disease; the identification of an illness. 2 A ...

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Emergency department: The department of a hospital responsible for the provision of medica...

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Femoral: Having to do with the femur.

Femur: The single bone in the thigh, which is the largest bone in the human body. Also kno...

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Fever: Although a fever technically is any body temperature above the normal of 98.6 F (37...

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Fibula: The smaller of the two bones in the lower leg. The end of the fibula forms the bon...

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Flexion: The process of bending, or the state of being bent. For example, flexion of the f...

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Foot drop: See Foot-drop.

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Fracture: A break in bone or cartilage. Although usually a result of trauma, a fracture ca...

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Hamstring: One of the prominent tendons at the back of the knee. The hamstrings are the si...

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Housemaid's knee: See Prepatellar bursitis.

Ibuprofen: A nonsteroidal anti-inflammatory drug (NSAID) that is commonly used to treat pa...

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Inflammation: A localized reaction that produces redness, warmth, swelling, and pain as a ...

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Injury: Harm or hurt. To harm, hurt, or wound. The word injure may be in physical or emot...

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Intervention: The act of intervening, interfering or interceding with the intent of modify...

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Isolate: To separate from others as during an infectious disease.

Joint: The area where two bones are attached for the purpose of permitting body parts to m...

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Knee: The knee is a joint which has three parts. The thigh bone (the femur) meets the lar...

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Knee joint: The knee joint has three parts. The thigh bone (the femur) meets the large sh...

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Kneecap: The patella, the small bone in the front of the knee. The patella is a little (se...

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Lateral: 1. In anatomy, the side of the body or a body part that is farther from th...

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Leg: In popular usage, the part of the body from the top of the thigh down to the foot, an...

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Ligament: A tough band of connective tissue that connects various structures, such as two ...

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Medial: 1. Pertaining to the middle; in or toward the middle; nearer the middle of ...

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Medical history: 1. In clinical medicine, the patient's past and present which may ...

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Meniscus: The word "meniscus" comes from the Greek and refers to a crescent-shaped structu...

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Meniscus injury: Injuries to the crescent-shaped cartilage pads between the two joints for...

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MRI: Magnetic resonance imaging.

Muscle: Muscle is the tissue of the body which primarily functions as a source of power. T...

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Nerve: A bundle of fibers that uses electrical and chemical signals to transmit sensory an...

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Operation: In medicine, a surgical procedure. Many operations are named after persons. The...

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Orthopedist: An orthopedic surgeon, a physician who corrects congenital or functional abno...

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Osteoporosis: Thinning of the bones, with reduction in bone mass, due to depletion of calc...

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Pain: An unpleasant sensation that can range from mild, localized discomfort to agony. Pa...

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Patella: The kneecap by another name, the patella is the small bone that is in the front ...

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Patellar: Pertaining to the patella (kneecap).

Patellar tendon: A tendon that extends down from the quadriceps muscle in the thigh to inc...

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Physical therapy: A branch of rehabilitative health that uses specially designed exercises...

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Posterior: The back or behind, as opposed to the anterior.

Prepatellar bursitis: Inflammation of the bursa that is positioned in front of the kneecap...

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Quadriceps: Although the term "quadriceps" technically may refer to any four-headed muscle...

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Range of motion: The full movement potential of a joint, usually its range of flexion and ...

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Recurrent: Appearing or occurring again. For example, a recurrent fever is a fever that ha...

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Rehabilitation: The process of helping a person who has suffered an illness or injury rest...

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Rupture: A break or tear in any organ (such as the spleen) or soft tissue (such as the ach...

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Scan: As a noun, the data or image obtained from the examination of organs or regions of...

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Sensation: In medicine and physiology, sensation refers to the registration of an incoming...

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Shin: 1. The tibia, the larger of the two bones in the lower leg.
2. T...

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Stress: In a medical or biological context stress is a physical, mental, or emotional fact...

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Surgery: The branch of medicine that employs operations in the treatment of disease or inj...

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Symptom: Any subjective evidence of disease. In contrast, a sign is objective. Blood comin...

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Syndrome: A combination of symptoms and signs that together represent a disease process.

Tear: A drop of the salty secretion of the lacrimal glands which serves to moisten the con...

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Tendon: The soft tissue by which muscle attaches to bone. Tendons are somewhat flexible, b...

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Therapy: The treatment of disease. Therapy is synonymous with treatment.

Thigh: The thick, muscular portion of the leg that extends from the hip to the knee. The t...

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Thigh bone: The thigh bone in anatomy is called the "femur." Whichever term you care to us...

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Tibia: The larger of the two long bones in the lower leg. The tibia is familiarly known as...

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Trauma: A physical or emotional injury.

Watchful waiting: Closely monitoring a patient's condition but withholding therapy until t...

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Medical Dictionary