Osteoarthritis - Rheumatology

Question 1

Osteoarthritis risk factors?

Answer 1

1. Age
2. Female versus male sex
3. Obesity
4. Lack of osteoporosis
5. Occupation
6. Sports activities
7. Previous injury
8. Muscle weakness
9. Proprioceptive deficits
10. Genetic elements
11. Acromegaly
12. Calcium crystal deposition disease

Question 2

Osteoarthritis classification ?

Answer 2

Primary Osteoarthritis:
б Localized or generalized forms
б Localized OA most commonly affects:
» the hands
» feet
» knee
» hip
» spine
б joints less commonly involved:
» shoulder
» temporomandibular
» sacroiliac
» ankle
» and wrist joints
б Generalized OA: three or more joint sites.
Sites typically involved in 1ry OA:
1. DIP
2. PIP
3. 1st CMC (Carpometacarpal joint)
4. Acromioclavicular
5. Hips
6. Knees
7. 1st MTP
8. Facet joints of cervical and lumbar spines

Secondary Osteoarthritis:
б This type of OA is caused by other factors, but the resulting pathology is the same as for primary OA:
1. Congenital disorders of joints
2. Obesity
3. Diabetes.
4. Inflammatory diseases (Gout and RA)
5. Injury to joints,
6. Septic arthritis (infection of a joint)