OA HIGH YIELD

Question 1

what are the joint classifications?

Answer 1

synovial or diarthroidal joints

amphiarthrosis

synarthroses

Question 2

articular cartilage is avascular T/F?

Answer 2

T

Question 3

this produces synovial fluid

Answer 3

synovium

Question 4

biochemically similar to tendon sheath fluid?

Answer 4

synovial fluid

Question 5

what is the synovium?

Answer 5

synovial intima

sub intima stroma

Question 6

superficial layer in contact with intra articular layer

Answer 6

synovial intima

Question 7

contains blood vessels, lymphatics, and nerves

Answer 7

sub intima stroma

Question 8

these facilitate gliding of one tissue over another

Answer 8

bursa

Question 9

this is separated from articular cartilage by a thin zone of calcified cartilage called? this is part of what bone?

Answer 9

tidemark

subcondral bone

Question 10

questions to ask when diagnosing?

Answer 10

acute subacute chronic
pain
inflammation
stiffness
limited motion
muscle weakness
swelling

Question 11

what are the types of synovial joint disease?

Answer 11

atrophic arthritis

hypertrophic arthritis

Question 12

most common form of articular disease 80% of people by age 80 have this. Approx 50% of people report this

Answer 12

OA

Question 13

absence of any obvious underlying abnormalities or ID etiology

Answer 13

idiopathic/Primary OA

Question 14

ID underlying causes like hx of trauma]

primary and secondary OA are indistinguishable form each other

Answer 14

secondary OA

Question 15

risk factors for OA?

Answer 15

age
location
sex
genetic predisposition
obesity
trauma
laxity

Question 16

most common site for OA?

Answer 16

1 IP joint, knee

Question 17

main diagnostic modalities?

Answer 17

MRI

Ultrasound

Question 18

what are the degenerative disease of the 1st MTP joint?

Answer 18

hallux limitus

hallux rigidus