Dupuytren

Question 1

Ligaments surrounding neurovascular bundle in finger

Answer 1

Graysons ligament (G-ground volarly to bundle)

Clelands ligament (C-cealing, dorsally)

Question 2

In what group is Dupyutrens disease most prevalent

Answer 2

Caucasion men + blue/green eyes + family history

4% och European males, males/women 4:1

Rare in Asians and Africans

Question 3

Stages of Dupuytrens

Answer 3

1. Proliferative stage - nodules (immature myofibroblasts)
2. Active stage - contracture (a. smooth muscle actin b. typ 1 collagen replaced by type 3)
3. Residual stage - irreversible contracture (collagen 1+3 chords formed)

Question 4

Recurrence rate after needle fasciotomy

Answer 4

50% after 3 years

Question 5

Recurrence rate after surgical fasciotomy

Answer 5

50% after 5 years

Question 6

Tubiana classification

Answer 6

45gr steg för varje stage