Niche Topics

Question 0

Kienbock’s symptoms

Answer 0

Pain
Swelling
Weakness
Limited motion

Question 1

Kienbock’s lunate vascular pattern

Answer 1

I most vulnerable

Question 2

Surgery for kienbock’s increases what

Answer 2

Grip

NOT ROM

Question 3

Compartment syndrome pressure

Answer 3

> 30-45mmHg

Or difference between diastolic and compartment is <20mmHg

Question 4

Most common UE comp syndrome

Answer 4

Forearm from distal radius fx

Question 5

Comp synd 1st muscles involved

Answer 5

FDP and FPL

Question 6

Dupuytren’s proliferation of what cell

Answer 6

Myofibroblast

Question 7

What type collagen altered?

Answer 7

Type I-III

Question 8

Dupuy fascia what % type III COLLAGEN

Answer 8

40% vs 5%

Question 9

What is not involved in Dupuy

Answer 9

Cleland’s ligament

Question 10

Dupuy web contracture from

Answer 10

Natatory cord

Question 11

If retrovascular cord affected you get…

Answer 11

DIP hyperextension

Question 12

Treat dupuy for
MCP?
PIP?

Answer 12

MCP 30

DIP 20

Question 13

Xiaflex improves ROM
MP
PIP

Answer 13

MP 41 deg

PIP 28 deg

Question 14

Collagenase works mostly on type ? Collagen

Answer 14

III

And least on type IV

Question 15

Collagenase efficacy

Recurrence

Answer 15

53-90%

35-67%

Question 16

Which gene unregulated in dupuy

Answer 16

Tenascin C (TNC)