Wrist (final)

Question 1

what are the carpal joints of the hand?

Answer 1

• scaphoid
• trapezium
• trapezoid
• hook/ hamulus of hamate
• pisiform
• triquetral
• lunate
• capitate

Question 2

what is the wrist joint called?

Answer 2

• radical carpal joint.

Question 3

name the joints of the wrist?

Answer 3

• radiocarple joint
• intercarpal joint
• carpometacarpal joint
• distal radioulnar joint

Question 4

what is a ulnar collateral sprain?

Answer 4

• thumb is forcefully extended & abducted (values force)

Question 5

s/s of a ulnar collateral ligament sprain?

Answer 5

• pain w/ A&PROM
• brusing
• swelling
• loss of function

Question 6

management of a ulnar collateral ligament sprain?

Answer 6

• PIER
• NSAIDS
• splinting/ taping
• refer to physical for x-ray.
• possible surgery if there is s full tear of the UCL of the thumb.

Question 7

what is mallet finger?

Answer 7

• direct blow to the tip of the finger. the DIP is forced into hyperflexion.
• is caused from the extensor tendon being torn away from its insertion on the base of the distal phalanx.

Question 8

s/s of mallet finger?

Answer 8

• pain & swelling at DIP jt.

Question 9

management of mallet finger?

Answer 9

• splint
• ICE
• refer to physican
• possible surgery

Question 10

what is boutonnière deformity?

Answer 10

• rupture of the extensor tendon at the middle phalanx (middle knuckle)

Question 11

s/s of boutonniere deformity?

Answer 11

• excessive flexion of PIP joint
• DIP joint is extension.

Question 12

how do you manage boutonniere deformity?

Answer 12

• spint
• ice
• refer to physician
• PIP will be splinted in extension 3-4 weeks.

Question 13

what is a scaphoid fracture?

Answer 13

• occurs from a FOOSH and lots of pressure being put through the wrist.

Question 14

s/s of scaphoid fracture?

Answer 14

• acute pain and swelling in the area of the snuff box.
• always clear thumb for radial pain/ injuries.

Question 15

why is it important to deal with a scaphoid fracture properly?

Answer 15

• scaphoid has blood supply to one side and if it does not heal properly then avascular necrosis may result.

Question 16

how do you treat someone with a scaphoid fracture?

Answer 16

• refer to physical for x-ray.
• cast for immobilization of wrist and a distal thumb.
• x-ray again 10 days later.
• bone scan proper healing is not occurring in the scaphoid.

Question 17

what is a lunate dislocation?

Answer 17

• FOOSH of the wrist, where the lunate bone dislocated towards the palm or distal side of the hand.

Question 18

what is a thumb dislocation?

Answer 18

• direct impact to the end of the distal phalanx resulting in hyperextension of the MP Joint.
• proximal phalange moves into thenar muscle.

Question 19

s/s of thumb dislocation?

Answer 19

• obvious deformity
• severe pain
• rapid swelling
• loss of function.
• inability to flex or extend fingers.

Question 20

treatment for thumb dislocation?

Answer 20

• splint
• ice
• refer to physician for x-ray.

Question 21

what is DeQuervains syndrome?

Answer 21

• this is tenosynovitis (swelling of tendon sheath) of the extensor polices brevis and abductor polices longus.
• this can happen from repetitive motion opening jar, screwdrivers, or thumb grip in weight lifting

Question 22

what is dupuytrens contracture?

Answer 22

• nodule develop in palmer aponeurosis limiting finger extension. = flexion deformity.

Question 23

s/s of dupuytrens contracture?

Answer 23

• flexion deformity in 4 & 5 finger

Question 24

management for dupuytrens contracture?

Answer 24

• tissue nodules must be removed, as they interfere with hand function.
• refer to physician
• possible surgery.

Question 25

Arteries of the wrist