Glossary

Glossary

These definitions of medical terms will help you understand about your condition better, so you can consult with your doctor to choose treatment options that are right for you.

A

Acetabulum
The socket of the hipbone, into which the head of the femur fits.

Acetaminophen
A drug used to relieve pain and fever. Acetaminophen is the active ingredient in Tylenol and many prescription pain relievers.

Analgesics
Medications for pain relief.

Arthralgia
Pain in one or more joints.

Arthritis
Inflammation of a joint or joints resulting in pain, swelling and stiffness.

Articular
Relating to a joint.

Articular Cartilage
Cartilage that covers the articular surfaces of bones.

B

Bone
The hard tissue that provides structural support to the body. Individual bones may be classed as long, short, or flat.

C

Cartilage
A usually translucent, somewhat elastic, connective tissue, found throughout the body.

Contraindicated
When a treatment or procedure is not advised.

Corticosteroid Injections
A steroid hormone produced by the adrenal cortex (the outer portion of the adrenal glands). Administered as drugs, these injections reduce swelling and decrease the body's immune response.

D

Dislocation
A condition in which the femur has come out of the acetabulum.

E

Efficacy
Capacity for producing a desired result or effect.

Endoscope
An instrument that can be introduced into the body to give a view of its internal parts.

F

Femur
The long bone of the thigh.

Femoral head
Proximal end of the femur, articulating with the acetabulum.

G

Groin
Crease where the thigh meets the trunk of the body.

I

Inflammation
A localized tissue response initiated by the injury or destruction of vascularized tissues. Inflammation, heat, redness, swelling, and pain that accompany musculoskeletal injuries; occurs when tissue is crushed, stretched, or torn. Ibuprofen (Motrin) helps with inflammation.

J

Joint
The junction or articulation of two or more bones that permits varying degrees of motion between the bones.

Joint Fluid
A transparent, lubricating fluid secreted by a membrane of an articulation (place of union between two or more joints) or bursa (a saclike body cavity between a tendon and bone).

L

Labrum
A fibrocartilaginous rim attached to the margin of the acetabulum of the hipbone.

M

Magnetic Resonance Imaging (MRI)
A special imaging technique used to image internal structures of the body particularly the soft tissues.

Minimally Invasive Surgery
Surgery requiring small incision(s), usually performed with endoscopic visualization.

N

Nerve
A whitish fiber or bundle of fibers (in the body) that transmits impulses of sensation to the brain or spinal cord, and impulses from these to the muscles and organs.

Nonpharmacologic Therapy
A non-drug therapy, such as exercise, with therapeutic value.

O

Osteoarthritis
This kind of arthritis typically begins during middle age or later and is characterized by degenerative (gradual deterioration of joint) and sometimes abnormal growth in the bone and cartilage of one or more joints, and a progressive wearing down of opposing joint surfaces with consequent distortion of joint position. It is marked symptomatically especially by pain, swelling and stiffness; abbreviation (OA).

P

Physical Therapy
The treatment consisting of exercising specific parts of the body such as the legs, arms, hands or neck, in an effort to strengthen, regain range of motion, relearn movement and/or rehabilitate the musculoskeletal system to improve function.

Posterior
The back of the body or situated nearer the back of the body.

Proximal
Nearest the center of the body.

S

Strain
To injure by overuse or improper use.

Synovial Fluid
A lubricating fluid resembling the white of an egg, secreted by certain membranes, as those of the joints; also called joint fluid.

T

Tissue
A collection of similar cells and the intercellular substances surrounding them.

Trauma
Physical injury.

DSUS/MOC/0416/0474a 9/2016

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IMPORTANT SAFETY INFORMATION

As with any medical treatment, individual results may vary. There are potential risks and recovery takes time. People with conditions limiting rehabilitation should not have this surgery. Only an orthopaedic surgeon can tell if hip arthroscopy is right for you.

IMPORTANT SAFETY INFORMATION

As with any medical treatment, individual results may vary. The performance of hip replacements depends on age, weight, activity level and other factors. There are potential risks and recovery takes time. If you have conditions that limit rehabilitation you should not have this surgery. Only an orthopaedic surgeon can tell you if hip replacement is right for you.