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64 Cards in this Set

  • Front
  • Back
What are three types of directions for fracture lines?
Transverse

Oblique

Spiral
a fracture which goes at an angle to the axis
Oblique
a fracture of many relatively small fragments
Comminuted
a fracture which runs around the axis of the bone
Spiral
a fracture (also called open) which breaks the skin
Compound
What do you look for in the general condition of a bone with fractures?

8 things
– comminuted
– segmental
– pathologic
– stress fracture
– bone loss
– avulsion
– incomplete
• greenstick
What do you look for in the general condition of the soft tissue with fractures?
Is it an open or a closed fracture
What are four types of fracture deformity?
Displacement
Angulation
Rotation
Shortening
Any cut or opening associated with a fracture needs to be considered what?
An open fracture
What are the mechanisms of injury for distal phalangeal fractures?
Crush injuries
What four ways are distal phalangeal fractures usually classified?
Longitudinal
Comminuted
Transverse
Open vs. Closed
What is the TX for a distal phalangeal fracture?
Stax splint 3-4 weeks
What complications are associated with distal phalangeal fractures?
nail bed injuries
What is the mechanism of injury for mallet finger?
Forced fingertip flexion while in an extended position
What is the treatment for mallet finger?
stax splint for six weeks
What are the complications associated with a mallet finger injury?
Deformity (swan neck)

Nail bed injury

Subluxation
What is the mechanism of injury for a fracture of the proximal and middle phalanges?
Direct blow

Torque injuries
What are the classifications for proximal and middle phalange fractures?
Extra-articular - Stable/Unstable

Intra-articular
What is the treatment for proximal and middle phalanges?
•Treatment:
–
Stable extra-articular:
fractures: buddy taped
for 3-4 weeks
–
Unstable extraarticular:
reduce
(longitudinal traction)
place in a gutter splint
for 4 weeks
–
Intra-articular: Open Reduction Internal Fixation
What is the mechanism of injury for metacarpal fractures?
Direct impact force
What is the classification of metacarpal fractures?
Classification:
–
Neck:
5th MC (Boxer’s
Fracture)
–
Shaft
What is the treatment for metacarpal fractures?
Treatment:
–
2nd and 3rd require
ORIF
–
4th and 5th MC neck
fractures with 20-40
degrees angulation can
be reduced and splinted
in ulnar gutter splint
for 4 weeks
What is the mechanism of injury for a 1st metacarpal base fracture?
Axial load against a partially flexed thumb.
What are the classifications for a 1st metacarpal base fracture?
Classification:
–Extra-articular
–
Intra-articular lip Fx
(Bennett’s)
–
Intra-articular “Y” Fx
(Rolando’s)
Bennet's fracture presents in how many pieces?
1 piece
Rolando's fracture presents in how many pieces?
2 pieces
How do you treat a first metacarpal base fracture?
•Treatment:
–
Extra-articular
fractures can be
immobilized in a
thumb spica cast for 4
weeks
•
Bennett’s and
Rolando’s fractures
need ORIF
What is the mechanism of injury for a distal radius fracture?
Fall on an outstretched hand
What is the classifications for a distal radius fracture?
Classification:
–
For purposes of
primary care:
•
Extra-articular (Colle’s)
•
Intra-articular
What is the treatment for distal radius fractures?
•Treatment:
–
Distract, manipulate,
sugartong splint
–Short arm cast within 1
week for 4-6 weeks
•
Intra-articular
fractures and unstable
fractures need ORIF
What is the mechanism of a scaphoid fracture?
Fall on an outstretched hand. Falls during sports are common causes.
Classification for scaphoid fractures are based on?
Anatomic location
What is the treatment for scaphoid fractures?
•Treatment:
–
Initially thumb spica
splint
–
Long arm cast 10-20
weeks
–
ORIF for displaced
fractures or nonunion
•
Complications:
– Nonunion
Why is there complications of nonunion in scaphoid fractures?
Because there is a poor blood supply
If you aren't sure if a patient has a scaphoid fracture, but still suspect such, what do you do?
Keep patient in a spica splint/cast and then bring them back later for examination.
What is the mechanism of injury for fractures that occur to both the radius and ulna?
Mechanism of Injury:
–
High energy injuries
–
Most commonly motor
vehicle accidents
–
Direct blow with a
blunt object
–
A fall from a height or
during athletic
competition
What are the classifications for radius and ulnar fractures?
Displaced and Nondisplaced
What is the treatment for radius and ulnar fractures?
Treatment:
–
Nondisplaced
fractures: long arm cast
for 12-16 weeks
–
Displaced fractures:
ORIF
An ulnar fracture by itself is known as a?
nightstick fractures
What is the mechanism of injury for an ulnar fracture?
Mechanism of Injury:
–
Blunt trauma
–
Common in motor
vehicle accidents
What is the treatment for nighstick (ulnar) fractures?
Treatment:
–
Nondisplaced
fractures: posterior
splint for 3 weeks;
functional brace
thereafter
–
Displaced fractures:
ORIF
Primary care providers should do what with suspected fractures of the elbow?
should defer all
confirmed or
suspected fractures
about the elbow to an
orthopaedic specialist
Longitudinal fractures lead to?
Flexion contracture
How do Radial Head Fractures occur and what is the treatment?
•Fall on an outstretched, straight arm, Ice, snowboarding
•
ORIF to preserve joint
space
What is the mechanism of action for fracture of the humerus shaft?
–Direct blow to the midhumerus
–
Falls
–
Motor vehicle
accidents
What is the treatment for fractures of the humeral shaft?
–Initially = coaptation
splint, functional brace
or sugartong splint
–
Pathologic fractures,
segmental fractures,
those involving
neurovascular
compromise, or
unsatisfactory
reduction require ORIF
• Most common Fx
• Mechanism of Injury:
–
Fall or direct blow

– 25% of hockey injuries
–
Common biking injury
•
Classification:
– Distal third – I, II, III
– Middle third – 80%
– Proximal third - rare
Clavicle Fractures
If you see a clavicle fracture it is important to also check for what?
Any underlying trauma/problems with the major blood vessels around this area.
What is the treatment for a clavicle fracture?
Treatment:
–
Distal 1/3, type I & II:
sling or clavicle splint
–
Distal 1/3, type III:
ORIF
–
Middle 1/3 and
proximal 1/3 fractures
sling or clavicle splint
Mechanism of Injury:
• Slip and fall
• Elderly
• Osteoporosis
•
Three main types:
– Femoral Neck
– Intertrochanteric
– Subtrochanteric
Hip Fractures
What are two things that a provider should do if a patient has a hip fracture?
Orthopaedic consult

ORIF required
What is the mechanism for a patella fracture/injury?
• Direct blow
• Usually stellate
• Usually nondisplaced
What is the treatment for a patella fracture/injury?
•Cylinder cast 4-6 weeks
•
Ortho consultation:
–
> 3 mm separation of
fragments
–
> 2 mm articular stepoff
– Severely comminuted
fractures
•
Patella dislocations should
be reduced and
immobilized for 3-6
weeks
• Common sites in young athletes
• Repetitive forces
• Runners, ballet dancers, and
military personnel
• Frequently negative within the
first 2-4 weeks after onset of
symptoms
Tibial Stress Fractures
What is the TX for tibial stress fractures?
• Very slow to heal
• Nonunion
• Recurrence
• Eliminate impact loading
activity for 4-6 weeks
• Crutches for comfort only
• Orthopaedic consult for
nonunion
What is the mechanism of injury for fractures surrounding the ankle?
•Twisting motion
•
Inversion = lateral malleolus
injuries
•
Eversion = medial malleolus
injuries
What is the treatment for fractures of the ankle?
Short leg walking cast 4-6
weeks
•
Ankle ROM and strengthening
exercises
•
Orthopaedic Consultation:
– Unstable fractures
– Bimalleolar and trimalleolar
fractures
Direct blow, or twisting
forces
•
Stress fractures common –
March fracture
Fracture of the metatarsal shaft
What is the treatment for fracture of the metatarsal shaft?
•Nondisplaced fx: Short leg
walking cast for 2-3 weeks
•
Reduced fx: Short leg
non-weightbearing cast for
2-3 weeks followed by
short leg walking cast for
3-4 weeks
•Inversion of the ankle
•
Repetitive stresses
•
Three distinct types:
Stress fractures
–Jones fractures
Avulsion fractures
Proximal Fifth Metatarsal fracture
How do you treat a styloid avulsion fracture in a proximal fifth metatarsal fracture?
Short leg walking cast
for 2 weeks.
–
Radiographs at 6-8 weeks

Referral if displaced greater than 3 mm
How do you treat a stress fracture in a proximal fifth metatarsal fracture?
Stress Fractures
–Short leg nonwalking cast
for up to 20 weeks
–
Consider referral
weeks
How do you treat a Jone's fracture in a proximal fifth metatarsal fracture?
Jones’ Fractures
–
Short leg nonwalking
cast for 6-10 weeks
–
Referral if fracture is
displaced or nonunion
remains after 3 months
What is the mechanism of injury and the treatment for toe fractures?
• Direct force
• Hyperextension
•
Buddy taping and use of
a hard soled shoe for 4-6
weeks