Seropositive inflammatory disease

Question 0

What is Haygarth’s nodes

Answer 0

Soft tissue swelling adjacent to the MCP

Question 1

What are some clinical features of rheumatoid arthritis

Answer 1

Insidious, tenderness, swelling, stiffness
Bilateral, symmetric, mostly hands and feet, also C-spine
Fatigue, malaise, muscle weakness, fever, tendon rupture, bursitis

Question 2

What is the lab evaluation of rheumatoid arthritis

Answer 2

ESR/ C-RP parallels the disease

Positive rheumatoid factor (mostly)

Question 3

What are the radiologic features of rheumatoid arthritis

Answer 3

Periarticular soft tissue swelling, first
Juxta-articular osteoporosis, earliest bone change
Uniform loss of joint space
Marginal erosions, rat bites
Large pseudocysts
Deformity

Question 4

What is Boutonniere deformity

Answer 4

Extension of DIPs, flexion of PIPs

Question 5

What is swan neck deformity

Answer 5

Flexion of the DIPs, extension of PIPs

Question 6

What is seen in rheumatoid arthritis of the hand

Answer 6

PIPs then MCPs, bilaterally symmetric
Soft tissue swelling, spindle digit
Boutonnière deformity, swan neck deformity, ulnar deviation deformity

Question 7

What is zigzag deformity

Answer 7

MCP swelling, loss of ligament integrity, action of long flexor tendon crossing joint at an angle results in ulnar deviation of digits
Radial deviation of carpals
Combined form zigzag deformity