Osteoarthritis Flashcards
1
Q
what is it?
A
a non-inflammatory arthritis
wear and tear, most common arthritis
2
Q
pathogenesis
A
-Imbalance between wear and repair of cartilage within joints
-Considerable amount of associated inflammation
3
Q
what causes OA?
A
-Commonly no definitive causative factor = primary OA
- genetic
- familial link
- joints with abnormal alignment
4
Q
what causes secondary OA?
A
-Congenital hip dislocation
- Perthes
- SUFE
- Previous intra-articular fracture
- Extra-articular fracture with malunion
- Osteochondral/hyaline cartilage injury
- Crystal arthropathy
- Inflammatory arthritis
- Meniscal arthritis
- Genu varum or valgum
5
Q
How does osteoarthritis present?
A
pain
6
Q
how is OA investigated?
A
X-ray
-Loss of joint space
- Osteophytes
- Sclerosis
- Subchondral cysts
7
Q
how is OA managed?
A
weight loss and exercise
some situations - surgery
