Osteoarthritis Facts

is Osteoarthritis?sensitivity; kidney problems; and forms of arthritis.
Osteoarthritis is a chronic condition in which tissueBursitis and Tendinitis - Bursitis and tendinitis are
known as cartilage breaks down. When this tissuecaused by irritation from injuring or overusing a joint.
deteriorates, it leaves the bones to rub against eachBursitis affects a small sac called the bursa that helps
other, causing pain and stiffness. If you haveto cushion the muscles and tendons surrounding the
osteoarthritis, you’ve probably heardjoint. Tendinitis affects the tendons that attach
something like this definition from your doctor. Themuscle to bone.
disease may also be referred to as osteoarthritis,Other common forms of arthritis and related
degenerative joint disease or degenerative arthritis.conditions include:
Normal Joint Osteoarthritis• Polymyalgia Rheumatica
In general terms, osteoarthritis is considered to be a• Psoriatic Arthritis
chronic condition. It is important to make the• Ankylosing Spondylitis
distinction between chronic and acute conditions.• Juvenile Rheumatoid Arthritis
Illnesses such as a cold or the flu are acute• Gout
conditions, because they have a clear beginning and• Vasculitis
end as well as a specific cause, such as a virus.• Scleroderma
These illnesses can be diagnosed with special tests,How is Osteoarthritis Different?
and many of the most common ones can be treatedIn osteoarthritis, the cartilage begins to break down,
with drugs or medical procedures. Chronic conditionsusually gradually. As the cartilage wears away, the
like osteoarthritis, on the other hand, often last forbones become exposed and rub against each other,
several years or even a lifetime. All of the causes ofwhich leads to pain. The deterioration of cartilage also
osteoarthritis aren’t yet known, so thereaffects the shape and makeup of the whole joint, so
may be no single, simple treatment.that it no longer functions smoothly. You may notice
In fact, treatment for osteoarthritis may require aa limp when you walk, or you may have trouble
variety of medications and other measures, andgoing up and down stairs. This deterioration puts
these may change over time. Because this disease isadditional stress on the joint as it moves.
long-lasting and can affect your day-to-day life forOther problems can occur inside the joint as cartilage
years, it is crucial that you take an active role inbreakdown affects the joint components. Fragments
managing it. You can make a difference in how youof bone or cartilage may float in the joint fluid,
feel by monitoring your symptoms, following yourcausing irritation and pain. Bony spurs or osteophytes
treatment plan, and dealing with the daily challengescan develop on the ends of the bones. Fluid inside
the condition brings.the joint may not have enough of a substance called
What Causes Osteoarthritis?hyaluronan, which may affect the joint’s
Like other chronic conditions, osteoarthritis has noability to absorb shock. And although inflammation is
single, specific cause. Instead, there are severalnot a main symptom of osteoarthritis, it can occur in
factors involved in the disease, including heredity andthe joint lining in response to the breakdown of
lifestyle. It may take a combination of these factorscartilage.
to eventually result in osteoarthritis.Treatment Plan and New Developments
Heredity - Scientists believe that in osteoarthritis, asFor some people who suffer from pain associated
in many other diseases and conditions, heredity maywith arthritis, their symptoms can be managed with
play a role in the disease. Researchers are studyingexercise, heat/cold therapy, joint protection, assistive
several genes that may be connected todevices, weight control, or in some severe cases,
osteoarthritis. The outcomes of these studies maysurgery. For others, medications are needed to help
help predict who is most likely to get the disease.manage the symptoms associated with arthritis.
Obesity - You probably already know that beingCOX-2 inhibitors
overweight puts you at risk for heart disease andCOX-2 inhibitors are the newest members of the
certain types of cancer, but it can also have aNSAID class of medications. Available by prescription
profound effect on your joints. The reason is thatonly, they became widely used in recent years to
your major joints, such as knees and hips, alreadyreduce joint pain and swelling. COX-2 inhibitors work
bear the brunt of your body’s weight as youby selectively blocking, or inhibiting, one of the two
move through normal daily activities. Beingenzymes associated with inflammation. Some experts
overweight puts even more pressure on these joints.have hypothesized that this selective inhibition may
Injury and overuse of joints - Sometimes repetitiousbe the reason for the negative cardiovascular effects
movements or serious injuries to joints can lead tocurrently associated with COX-2 inhibitors.
osteoarthritis years later. Some full-time athletes, forNon-selective NSAIDs
example, may injure the same joints over and overNon-selective NSAIDs were developed earlier than
again, causing damage to the joints, tendons andCOX-2 inhibitors and have been widely used to
ligaments that speeds up cartilage breakdown.relieve arthritis pain and inflammation for many years.
What are the Different Types of Arthritis?Unlike COX-2 inhibitors, non-selective NSAIDs inhibit
There are more than 100 different types of arthritisboth major enzymes involved in the inflammatory
and related diseases. It is important to know whichprocess, COX-1 and COX-2. The non-selective NSAID
type of arthritis you have so you can treat itcategory includes a number of different medications
properly. If you don’t know which type youthat are available in both prescription and
have, call your doctor or ask during your next visit.over-the-counter (OTC) products.
Osteoarthritis - The most common type of arthritis isHowever, recent controversy about the safety of
osteoarthritis, or OA. OA affects about 21 millionpain medications for arthritis has left patients and
Americans. OA is sometimes called degenerativehealth care professionals alike uncertain about which
arthritis because it is caused by the breakdown ofmedications are safe to use. In fact, a recent survey
cartilage and bones, causing pain and stiffness. OAby the Boston-based Rippe Lifestyle Institute
usually affects the fingers and weight-bearing joints,indicated that many people with arthritis are suffering
including the knees, hips, back and neck. It affectsunnecessarily because they have stopped or reduced
both men and women and usually occurs after agetheir use of pain relievers due to confusion about
45.which drugs are considered safe.
Rheumatoid Arthritis - In rheumatoid arthritis, or RA,To clarify the confusion around recent news about
an abnormality in the body’s immune systemarthritis medications, here are some facts:
causes inflammation of the joints. Inflammation beginsOn April 7, 2005, the FDA announced the following:
in the joint lining, or the synovium, and over time• Bextra, a COX-2 inhibitor manufactured by
leads to damage of both cartilage and bone.Pfizer, was being voluntarily withdrawn from the
Rheumatoid arthritis often affects the same joints onmarket.
both sides of the body. RA affects about 2.1 million• All prescription NSAIDs must revise their
Americans and is more common in women than inlabeling to include a “black box”
men.warning that highlights the potential increased risk for
Fibromyalgia - Fibromyalgia is a disease that causescardiovascular (CV) events as well as the potentially
widespread pain and distinct tender points, which arelife threatening gastrointestinal (GI) bleeding
places on the body that are highly sensitive to touchassociated with these drugs. Celebrex, the only
and produce pain. People with fibromyalgia usuallyCOX-2 inhibitor remaining on the US market, was
have fatigue, disturbed sleep and stiffness.included in this directive.
Fibromyalgia is a common condition that usually• All OTC NSAIDs (except aspirin) will be
affects women and it does not cause muscle or jointrequired to revise their labeling to include more
damage.specific information about the potential for GI and CV
Lupus - Lupus is a disease that affects the skin andside effects, a stronger reminder to follow label
joints. In some people, lupus also affects the internalinstructions, as well as a warning about potential skin
organs such as the kidneys, lungs or heart. Lupusreactions.
affects women about eight to 10 times more oftenTo further evaluate the potential for increased CV
than men. Symptoms often first appear in womenrisk, the FDA also announced that all NSAIDs must
between ages 18 and 45. Some of the moreconduct and submit to the Agency a comprehensive
common symptoms include a rash over the cheeksreview and analysis of pertinent safety data from
and across the bridge of the nose; scaly, disc-shapedclinical trials.
sores on the face, neck and/or chest; abnormal sun