orthopaedic problems of the hands Flashcards

1
Q

men and women patterns in dupuytren’s

A

males 8:1 (15-64) but only 2:1 after 75

men - develops earlier

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

inheritance of dupuytrens

A

autosomal dominant with variable penetrance

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

% of sporadic cases in dupuytrens

A

30

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

5 associations made with dupuytrens

A
DM
HIV 
epilepsy 
tobacco 
alcohol
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

4 types of dupuytrens

A

early onset
bilateral
FH
ectopic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

briefly explain the pathology of dupuytrens

A

myofibroblast
intracellular contractile elements and production of collagen
regulated by growth factors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

5 functional problems of dupuytrens

A
not usually painful 
washing face 
hand in pocket
gripping things 
loss of active or passive finger extension
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

non op - dupuytrens

A

observe
radiotherapy?
no use for splints

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Operations for dupuytrens

A

partial fasciectomy
dermo-fasciectomy
arthrodesis
amputation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

2 newer treatments for dupuytrens

A

percutaneous needle fasciectomy

collagenase

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

recurrence of partial fasciectomy

A

50% in 5 years

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Positive of dermo-fasciectomy

A

removal of skin may prevent recurrence

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

positives of percutaneous needle fasciotomy

A

quick and no wounds

can be repeated

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Negatives of percutaneous needle fasciotomy

A

risk of nerve injury

higher recurrence

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

thickenings in sheath are called…

A

pulleys

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

briefly describe trigger finger pathology

A

tendon swelling catches on pully

17
Q

who gets trigger finger?

A

females, 40-60, repetitive use of hand, localised trauma

18
Q

fingers affected in trigger finger

A

ring > thumb > middle

19
Q

3 associations with trigger finger

A

RA
DM
gout

20
Q

diagnosing trigger finger

A

clicking when digit moves which can proceed to locking
lump In palm under pulley
may have to use other hand to unlock

21
Q

non op - trigger finger

A

splintage and steroid

22
Q

op - trigger finger

A

percutaneous release and open surgery

23
Q

3 symptoms of de quervains

A

several weeks pain localised to radial side of wrist
aggravated by moving thumb
localised tenderness and swelling over tunnel

24
Q

who gets de quervains?

A

females - lactating and post partum
50-60
frequent thumb abduction and ulnar deviation

25
Q

What to always check for when examining thumb joints in de quervains?

A

base of thumb OA

26
Q

2 tests for de quervains

A

finklestein’s test

resisted thumb extension

27
Q

non op and op of de quervains

A

non op - splint and steroid injection

op - decompression

28
Q

Where does a ganglion arise from?

A

joint capsule, tendon sheath or ligament

29
Q

who gets ganglion?

A
20-40 is peak age 
female
recurrent wrist injury 
70% discrete swellings in hand and wrist
dorsal > volar
30
Q

diagnosing ganglion

A

smooth non tender lump which is firm
lobulated
not fixed to tissues and never fixed to skin

31
Q

non op - ganglion

A

reassure and observe, aspirate, bible?

32
Q

op - ganglion

A

excision including the root

33
Q

5 symptoms of base of thumb OA

A
pain 
stiffness 
swelling 
deformity 
loss of function
34
Q

How many women have base of thumb OA?

A

1 in 3

35
Q

non op - base of thumb OA

A

lifestyle, NSAIDS, splint, steroid injection

36
Q

3 operations for base of thumb OA

A

trapeziectomy
arthrodesis
fustion

37
Q

Positives of trapeziectomy

A

gold standard
good pain relief
moderate pinch grip