7: OA vs RA

Question 1

OA or RA?

Affects women more than men.

Answer 1

RA

Question 2

OA or RA?

Asymmetrical joint space narrowing.

Answer 2

OA

Question 3

OA or RA?

Heberden’s nodes present.

Answer 3

OA. Heberden’s nodes are Higher up (DIP). Bouchard’s nodes are closer to the Body (PIP).

Question 4

OA or RA?

Systemic symptoms.

Answer 4

RA

Question 5

OA or RA?

Rapid onset.

Answer 5

RA

Question 6

OA or RA?

Stiffness worse in morning.

Answer 6

RA

Question 7

OA or RA?

1st CMC joint affected.

Answer 7

OA

Question 8

OA or RA?

Joint symptoms only.

Answer 8

OA

Question 9

OA or RA?

Onset usually occurs over years.

Answer 9

OA

Question 10

OA or RA?

Usually affects those over 50.

Answer 10

OA

Question 11

OA or RA?

Usually begins as asymmetrical.

Answer 11

OA

Question 12

OA or RA?

Does not usually begin as polyarthritis.

Answer 12

OA

Question 13

OA or RA?

PIP joints affected.

Answer 13

Both

Question 14

OA or RA?

Stiffness worse at end of day.

Answer 14

OA

Question 15

OA or RA?

DIP joints affected.

Answer 15

OA

Question 16

OA or RA?

Stiffness more than 1 hour.

Answer 16

RA

Question 17

OA or RA?

Patho is degeneration of cartilage.

Answer 17

OA

Question 18

OA or RA?

Symmetrical always.

Answer 18

RA

Question 19

OA or RA?

Can affect any age, but generally 20-60.

Answer 19

RA

Question 20

OA or RA?

Caused by immune system.

Answer 20

RA

Question 21

OA or RA?

Wrist affected.

Answer 21

RA

Question 22

OA or RA?

Usually more severe.

Answer 22

RA

Question 23

OA or RA?

Patho is inflammed synovum.

Answer 23

RA

Question 24

OA or RA?

MCP joints affected.

Answer 24

RA

Question 25

OA or RA?

Symmetrical joint space narrowing.

Answer 25

RA

Question 26

OA or RA?

Subchondral cysts and sclerosis present.

Answer 26

OA

Question 27

OA or RA?

Polyarthritis.

Answer 27

RA

Question 28

OA or RA?

Usually less severe.

Answer 28

OA

Question 29

OA or RA?

Caused by wear and tear on joint.

Answer 29

OA

Question 30

OA or RA?

Inflammation

Answer 30

RA

Question 31

OA or RA?

Affects men and women equally.

Answer 31

OA

Question 32

OA or RA?

Bouchard’s nodes present.

Answer 32

RA. Technically seen in both RA and OA, but if Heberden’s nodes are absent, then think RA.

Question 33

OA or RA?

Stiffness less than 1 hour.

Answer 33

OA

Question 34

OA or RA?

Osteophytes present.

Answer 34

OA