Amputation Flashcards
(140 cards)
1
Q
Q: What is the 30 day mortality rate follow a major leg amputation?
A
As high as 40%
1
Q
Content: Residual Limb Requirements (5)
A
- Fully healed incision 2. No signs of infection 3. No drainage from incision site 4. Ability to tolerate to WB 5. Frequent skin inspection
1
Q
Content: Progression of gait training (3)
A
- Parallel bars: sit to stand, SLB, weight shifting 2. Walker: stand to stand, hopping, stepping 3. Functional tasks: reaching, bending, turning
2
Q
Q: What is the largest factor in determining WC use for amputees?
A
Energy cost of ambulation
3
Q
UE Amputation Term: Amputation of hand and carpals
A
Wrist disarticulation
3
Q
Q: What is often and issue with UE prosthetics, esp. with pediatric pts.
A
Acceptance
4
Q
Defn: Limb socks
A
Used between residual limb and prosthetic socket for protection, friction absorption, and to fill socket volume
4
Q
Content: Positioning (3)
A
- Should start immediately 2. Optimize both in and out of bed 3. Monitor edema and limb volume fluctuation
5
Q
Content: Acquired pediatric amputations (3)
A
- 90% are single limb 2. 60% are LE 3. Most result from trauma
5
Q
UE Amputation Term: Amputation through radius and ulna
A
Transradial
6
Q
Q: When should you begin transfer training?
A
POD1 if medically stable
7
Q
Q: What comorbidities increase risk for PVD and amputation? (4)
A
- Obesity 2. HTN 3. Hyperlipidema 4. Nephropathy
7
Q
Defn: Limb Shrinkers
A
Elastic socks that help decrease edema and assist in shaping the residual limb
8
Q
Content: Osteomyoplasty (3)
A
- Used in transtibial amputation 2. Bone bridge harvested from tibia 3. Bridge connects distal ends of tibia and fibula
9
Q
T/F: Amputations may result in better functional outcomes
A
True
10
Q
Q: What are 3 other causes of amputation?
A
- Cancer 2. Infection 3. Congenital limb defects
11
Q
Content: Acute Post-Sc Exam (14 - general idea)
A
- Medical history 2. Social situation 3. Pain level 4. Sensation / Proprioception 5. A/AROM or PROM 6. Strength 7. Bed mobility 8. Sitting / Standing balance 9. Transfers 10. Locomotion: gait and/or wheelchair 11. Endurance 12, Home and work environment 13. Barriers to care or adjustment 14. Knowledge: limb care and prosthetic use
11
Q
T/F: As a PT you can make significant adjustments to prosthesis without input from the prosthetist
A
False
12
Q
LE Amputation Term: Amputation through knee with intact femur
A
Knee disarticulation
13
Q
UE Amputation Term: Amputation through shoulder joint
A
Shoulder disarticulation
14
Q
Content: TherEx (4)
A
- Maintain full ROM 2. Strengthen hip ext, add, and knee ext 3. CC exercise and functional activites 4. CV endurace
15
Q
Term: indicated if severe infection or toxicity are present
A
Open/guillotine/provisional/delayed closure
16
Q
Term: Fascial envelope is sutured over transected muscles
A
Myofascial
17
Q
UE Amputation Term: Excision of one or more fingers
A
Partial digit
17
Q: Unilateral BKA increases energy cost of ambulation by \_\_\_\_%.
20
17
Q: What 2 types of amputations can be functionally independent with prosthesis?
Unilateral BKA Bilateral BKA
18
Content: Desensitization and MAssage (3)
1. Initiate gentle touch and textural stimulation after wound is closed 2. Initiate scar and deep friction massage after the incision is fully healed 3. Massage to residual limb should be used as an adjunct to daily skin inspection and care routine
18
Content: Modern Amputation Technique (5)
1. Skin/muscle flaps made anterior and posterior 2. dissect, clamp, cut A&V 3. Dissect nerve and retract back into tissue 4. Severe bone, make a smooth edge 5. Close muscle and skin flaps
20
Q: \_\_\_\_% of those with PVD results in amputation will eventually undergo _________ amputations.
55, bilateral
21
T/F: Amputation is among the oldest medical procedures
True
21
Q: How should position roller walker?
Pts. elbow in full extension
22
T/F: Children are miniature adults.
False
22
T/F: Transfer prosthesis is not useful for non-ambulatory pts.
False, may be useful
22
Q: What is dehissing?
When an amputation incision reopens
23
LE Amputation Term: Amputaiton of both LEs and pelvis below L4-5
Hemicorporectomy
23
Content: Advantages of Rigid Dressing (6)
1. Limits edema 2. Reduces pain 3. Prevents contracture 4. Allows early WB/gait 5. Easier move to definitive prosthesis
24
Content: Post-surgical phase (4)
1. Compression 2. ROM 3. Positioning 4. Endurance
25
LE Amputation Term: Disarticulation at MTP joint
Toe disarticulation
27
Content: Traumatic Amputation Causes (4)
1. MVA 2. Violence related combat injuries 3. Severe burns 4. Electrocution
28
Q: Who is peripheral vascular disease (PVD) most common in?
African Americans followed by Native Americans and Hispanics, then Caucasians
29
T/F: Amputations rates decrease with age and are twice as common in women.
False: increase, men
29
Q: What is the 5 year mortality for amputation?
As high as 70%
30
Content: Disadvantages of Soft Dressing (4)
1. Inconsistent, weak compression 2. Requires frequent re-wrapping and replacement 3. Does not prevent contracture 4. Difficult for pt. to self apply
31
UE Amputation Term: Disarticulation of elbow
Elbow disarticulation
33
LE Amputation Term: Amputation through long axis of all MTs
Transmetatarsal
34
Q: What type of control systems are becoming increasingly prevalent in UE prosthetics?
Myoelectric
35
Content: Interventions for Phantom Pain (6)
1. Desensitization and massage 2. Compression 3. Exercise 4. Limb handling and use 5. Modalities: TENS, US, icing 6. Psychological counseling
36
Content: Amputation Education (5)
1. Positioning 2. Residual limb care 3. Protection of contralateral limb 4. Prosthetic info and time frame 5. Support smoking cessation
36
Q: Hip disarticulation increases energy cost of ambulation by \_\_\_\_%.
200
37
Video: BKA Prosthetics
http://www.youtube.com/watch?v=1\_8Io-L2PAo
38
Video: Residual Limb Care
http://www.youtube.com/watch?v=KUf66OgRqY0&list=UUlp8fuyor5U\_GwWzfQc4utg
40
LE Amputation Term: Amputation through hip joint, pelvis intact
Hip disarticulation
41
Q: Why must muscle length be preserved with amputation?
To prevent contracture and atrophy
42
Q: How should an ACE wrap be applied to AKA?
Include adductor tissue (prevent adductor roll) and pull into extension and adduction
43
Content: Goals of acute rehab (5)
1. Prevent complications and allow healing 2. Develop limb strength and ROM for prosthesis 3. Maximize independence in mobility and ADLs 4. Pre-prostehtic training and limb preparation 5. Endurance training and initiation of HEP
45
LE Amputation Term: Resection of half of the pelvis
Hemipelvectomy
45
T/F: Intermittent claudication is very predictable.
True
46
Term: Transected muscles are re-attached by suturing through drill holes at distal end of the bone.
Myodesis
48
LE Amputation Term: Ankle disarticulation with preservation of heel pad
Syme's
48
Content: Post-op Dressing - Rigid Removable Dressing (RRD) (2)
1. After suture/staple removal, a polypropylene or cast is fist from an impression of the residual limb 2. The RRD is worn over the wound dressing or compression socks
49
Q: 1 out of every ______ Americans will undergo an amputation.
200
49
Content: Limb sock (4)
1. Absorbs perspiration 2. Allows optimal socket fit and contact 3. Cotton, wool, or blended fabric 4. 1, 3, and 5 ply socks can be layered up to 15 ply
50
Content: Mirror Therapy (3)
1. Pt. performs a movement with the unaffected limb 2. Movement is viewed in mirror positioned in front of pt. 3. Simultaneously, pt. attempts to perform the movement with their residual or phantom limb
52
LE Amputation Term: Excision of portion of 1 or more toes
Partial toe
53
Content: Surgical Principles of Amptuation (5)
1. Maintain adequate circulation for wound/incision healing 2. Remove damaged or involved tissues 3. Preserve as many anatomical joint as possible, esp. knee 4. Preserve maximal bone length 5. Provide residual limb that will accept prosthesis and tolerate WB
54
Content: Contraindications to prosthetic use (5)
1. Dementia 2. Institutionalization 3. Adv cardiopulm or neurologic disease 4. Bilateral transfemoral amputation with inability to transfer/stand 5. Unacceptable energy expenditure for ambulation
55
Content: Components to selection of prosthetic parts (4)
1. Age 2. Activity level/vocational demands 3. Funding sources 4. Compliance
56
LE Amputation Term: Retains \< 50% of tibial length
Short transtibial
57
Defn: claudication
Not enough vascular supply to support the demand, results in pain typically in the calf
58
T/F: AKA socks do not require waist belts.
False do
59
T/F: Pt. and PT must have understanding of selected components and their functional implications.
True
61
T/F: Peripheral vascular disease is associated with diabetes and/or smoking.
True
62
Content: Post-Op complications of amputation (5)
1. Contracture 2. Edema 3. Phantom limb sensation or pain 4. Personal grief/depression 5. Sx complications (i.e. pain, infection, respiratory compromise, DVT, etc)
63
Q: What are the 2 best predictors of prosthetic potential?
1. Level of amputation 2. Pre-Sx function
64
Content: Disadvantages of RRD
May require frequent refitting
66
Q: \_\_\_\_\_% of pediatric amputations are congenital and \_\_\_\_\_% are acquired.
60, 40
67
Content: When to refer to the prosthetist (4)
1. Weight gain 2. Volume changes 3. ROM 4. Functional changes
68
Video: AKA Prosthetics
http://www.youtube.com/watch?v=u\_ltzVd1zQw&feature=related
69
T/F: You can develop contractures with amputations no matter how far out you are.
True
71
T/F: Amputation may be more psychologically acceptable.
False, Salvage
71
Q: Energy cost for ambulation of a bilateral BKA is ______ than a unilateral AKA.
less
72
UE Amputation Term: Amputation of hand with preservation of wrist
Transcarpal
73
UE Amputation Term: Amputation of humerus, scapula, and clavicle
Forequarter amputation
74
Content: Phantom Limb Pain (4)
1. Can be consistent or intermittent, with varying intensity 2. 30-75% incidence 3. Uncommon in individuals with congenital amputation 4. More common after crush injury or amputation in later life
74
Q: What should be emphasized with gait training?
Stance and stability on prosthesis
75
LE Amputation Term: Retains \> 50% of tibial length
Long transtibial
75
UE Amputation Term: Disarticulation at MCP joint
Digit disarticulation
75
Content: Muscle Stabilization (Closure) Techniques (5)
1. Myodesis 2. Tenodesis 3. Myofascial 4. Myopasty 5. Open (guillotine), provisional, or delayed closure
76
T/F: Phantom sensation is normal.
True
77
Q: Bilateral AKA increases energy cost of ambulation by \_\_\_\_%.
280
79
Q: What are the benefits osteomyoplasty? (2)
1. Prevents chopsticking of distal bone ends 2. Improves WB on residual limb
80
Q: What 2 types of prostheses are typically used with UE?
1. Harness 2. body powered cable control systems
81
Content: Phantom Limb Sensation (4)
1. Painless awareness of the amputated body part 2. Incomplete sensation, often mild tingling 3. Occurs in over 90% of the traumatic/Sx amputees 4. Usually persists throughout life
83
Q: What is the pressure gradient for limb shrinkers?
Distal to proximal
84
Q: When is the definitive socket provided?
Volume stabilized
85
Q: Skin integrity andpressure tolerance is only \_\_\_\_% of normal.
40
86
Content: WC setup considerations (3)
1. Offset rear axis 2. Power system 3. Anti-tip system
88
Q: What is ratio of male to female pediatric amputations?
3:2
89
Content: Surgical considerations for traumatic injuries often involve (2)
1. Open, comminuted fx with soft tissue loss 2. Vascular/nerve disruption
90
Content: Advanced Gait Training (8 - general idea)
1. Step up/downs onto prosthetic leg 2. Resisted ambulation 3. Running and jumping 4. Transfers to and from the floor 5. Uneven terrain, congested community ambulation 6. Curb and stair training 7. Reaching 8. Lifting and carrying objects
91
Q: When does the post-surgical phase end?
When pt. is provided with a definitive prosthesis
93
Q: How should an ACE wrap be applied to a BKA?
Pull in medial to lateral, posterior to anterior direction
95
Video: Bilateral AKA
http://www.youtube.com/watch?v=D49YKNM1Kr8
97
T/F: The risk of subsequent hospitalization is lower after salvage.
False: greater
98
Content: Pediatric amputation (4)
1. Disarticulation minimizes growth plate disruption 2. Must consider longitudinal and circumferential growth 3. Excellent circulation enhances wound healing 4. Superior tissue tolerance may allow early post-op prosthetic fitting
100
Content: Surgical considerations for dysvascular patients often present with (4)
1. Comorbidities 2. Neuropathy 3. Vascular compromise 4. Infection/osteomyelitis
102
Content: Post-Op Dressing - Soft Dressing (2)
1. Incision dressed with 4x4s and Kerlix 2. Compression provided with ACE bandages or elastic shrinker
103
Q: Within what window must re-plantation of a traumatic amputation occur?
12 hour window
105
LE Amputation Term: Retains \< 50% of femoral length
Short transfemoral
106
Q: How long does scar maturation continue?
Up to 1 year
108
Content: Advantages of Semi-Rigid Dressing (6)
1. Controls edema 2. Adheres to skin 3. Allows some ROM 4. Breathable 5. Inexpensive 6. Easy to contour
109
T/F: Most bilateral AKA amputees are prosthetic users.
False
110
Term: Intact tendon(s) re-attached to bone
Tenodesis
111
Q: Over \_\_\_\_% of lower extremity amputations are due to ___________ disease and/or \_\_\_\_\_\_\_\_\_.
80, vascular, neuropathy
112
Q: Over \_\_\_\_% of upper extremity amputations are due to \_\_\_\_\_
70, trauma
113
Content: Surgical considerations for cancer-related amputation is indicated in (4)
1. High grade neoplasms 2. Proximal lesions 3. Risking pathologic fx or neurovascular involvement 4. Recurrent disease
115
T/F: 40% of amputations in those with diabetes are preceded by a foot ulceration.
False, Most ~85%
116
Defn: Phantom Limb Pain
Painful sensation of amputated body part, described as cramping, squeezing, burning, or shooting
117
Content: Malignancy and Amputation (2)
1. Can be due to primary cancer or metastatic disease 2. More commonly involve the lower limbs
118
LE Amputation Term: Retains \> 50% of femoral length
Long transfemoral
119
T/F: Temporary prostheses are intended for full time wear until the permanent prosthesis is available.
False
120
Q: Diabetes alone increases the risk of intermittent claudication by \_\_\_\_\_\_\_x, even after controlling for HTN, smoking, and cholesterol
4-5
122
Content: Disadvantages of Rigid Dressing (3)
1. Difficult to apply 2. Requires very close supervision 3. Cannot visualize wound or residual limb
123
Content: Advantages of Soft Dressing (3)
1. Inexpensive 2. Lightweight 3. Readily available
125
UE Amputation Term: Amputation through humerus
Transhumeral
126
Content: Post-op Dressing - Rigid dressing (2)
1. Immediate Post Op Prosthesis (IPOP) 2. Plaster socket with removable pylon and foot
127
Content: Post-Op Dressing - Semi-Rigid Dressing (2)
1. Zinc-oxide, gelatin, glycerin, and calamine compound 2. Applied in OR or PACU
128
Q: Why are amputation rates declining? (3)
1. Earlier diagnoses 2. Improved chemotherapy 3. Limb salvage/reconstruction techniques
129
Content: Positioning - Initiate the following as soon as allowable (3)
1. ROM 2. Prone positioning 3. Wrapping/shrinker
130
UE Amputation Term: Resection through long axis of MTCs
Transmetacarpal
131
Q: The lifetime cost of amputation is as much as ___ times higher than salvage.
3
132
Content: Temporary Prosthesis (5)
1. Shapes residual limb 2. Allows early gait training and independence 3. Evaluation for potential prosthetic use 4. Allows endurance training 5. Discourages contracture development
133
Content: ACE Wrapping Amputations (4)
1. Must be rewrapped every 4-6 hrs 2. distal to proximal pressure gradient 3. Figure 8 pattern to prevent tourniquet effect 4. Pt. and caretaker education
134
Term: Suturing of one muscle group to its antagonist
Myoplasty
135
Q: Who is traumatic amputation more common in?
Younger men
136
LE Amputation Term: Resection of 3rd, 4th, and/or 5th, MTs and digits
Partial foot/ray resection
137
Q: Unilateral AKA increases energy cost of ambulation by \_\_\_\_%.
49-65%
138
Video: AKA Post-Op Bandaging
http://www.youtube.com/watch?v=zaGgLlK0kGE&feature=related
139
Content: Disadvantages of Semi-Rigid Dressing (3)
1. Loses effectiveness as edema resolves 2. Not as protective 3. May permit contracture formation
140
Content: Advantages of RRD (4)
1. Allows skin inspection 2. Provides consistent pressure 3. Easily donned 4. Protects residual limb
