Osteoarthritis Flashcards

1
Q

Nodes on the PIP joint

A

Bouchards Nodes

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2
Q

Nodes on the DIP joint

A

Heberdens Nodes

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3
Q

Most common site for OA

A

Big toe –> Bunnion

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4
Q

What are Osteophytes?

A

Tufts of Bone that grow out from just under the joint.

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5
Q

What is subchondral sclerosis?

A

Subchondral sclerosis is the bone growth under the cartilage on the joint plane –> pain and Numbness

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6
Q

Where does OA hip pain manifest?

A

Buttock to groin. No involvment of the lateral compartment of the leg.

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7
Q

OA symptoms

A

Joint line pain
Crepitus
Limited movement
Occassional swelling

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8
Q

OA definition

A

Osteoarthritis OA is a degenerative disease of joints, characterized by
•Breakdown of articular cartilage
•and proliferative changes of surrounding bones
•It is a chronic disease of the musculoskeletal system,without systemic involvement “mechanical”.
•OA is mainly a non-inflammatory disease of synovial joints

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9
Q

Epidemiology of OA

A

Found in 90% of the population to varying degrees.
Its is the most Common joint disease.
OA of the knee can be found in 70% of >60 yrs old

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10
Q

Primary Osteoarthritis?

A

Unknown aetiology

Age > 40yrs old
Sex Female > male 4:1 (except in hip OA M>F)
Obesity
Genetics
trauma (daily)
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11
Q

Secondary Osteoarthritis?

A

Known Aetiology

  • Trauma
  • Previous joint disorders;
  • Congenital hip dislocation
  • Infection: Septic arthritis, Brucella, Tb
  • Inflammatory: RA, AS
  • Metabolic: Gout
  • Hematologic: Hemophilia
  • Endocrine: DM
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12
Q

Pathalogical changes during OA

A

Focal destruction of cartilage (areas of increased load)
•Sclerosis of subchondral bone
•Subchondral cysts
•Marginal osteophytes

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13
Q

Clinical features

A

Joint line tenderness/pain
Crepitous
Limited movement
occasional effusion

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14
Q

OA at one site is called?

A

Monoarthritis

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15
Q

OA at 2-4 sites is called?

A

Oligoarthrisit

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16
Q

OA at more than 4 sites?

A

Polyarthritis

17
Q

Non-pharmacological management of OA

A
Patient education
•Weight loss
•Identify and treat depression
•Exercise –strengthen muscles
•Adaptive devices
•Support devices
18
Q

Pharmacological management of OA

A

Paracetamol!!! over 2-3 months ODS to build effective treatment.
Also NSADIS (risk of stroke (clotting), GI issues Raised BP)
Opioids
Corticosteroids

19
Q

Surgical intervention

A

For those who fail on anagesic intervention.

Must have impact on quality of life

20
Q

pain gets worse as days progresses?

A

OA

21
Q

Pain gets better as day progresses

A

Rheumatoid Arthritis

22
Q

Acute onset of symptoms

A

Inflamatory cause

23
Q

Chronic onset of symptoms

A

Mechanical cause

24
Q

what is septic arthritis?

A

Septic arthritis is inflammation of a joint caused by a bacterial infection.

25
Q

What is crystal arthritis?

A

Gout - defective metabolism of uric acid causes arthritis

26
Q

Psoriatic arthritis (PsA)

A

Psoriatic arthritis is a type of arthritis that develops in some people with the skin condition psoriasis

27
Q

Ankylosing spondylitis

A

a form of spinal arthritis, chiefly affecting young males, that eventually causes ankylosis of vertebral and sacroiliac joints.

28
Q

SeroNegative arthritis

A

Not sero positive - 70% of pop with RA are sero+

29
Q

Rheumatoid arthritis

A

a chronic progressive disease causing inflammation in the joints and resulting in painful deformity and immobility, especially in the fingers, wrists, feet, and ankles.