Pathology 12 - MSK Flashcards

1
Q

THA - what leads to this

A

OA

RA

development dysplasia

tumor

failed reconstruction

AVA

traumatic

nonunion fx

any hip conditions that produce pain and disability

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2
Q

THA - when is a hemiarthoplasty preformed

A

when there are only degen changes in the femoral head and not the ACE

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3
Q

THA - population

A

normally

> 55

experienced consistant pain that has not improved with conservative methods

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4
Q

THA - imaging

A

c\xray

CT scan

MRI

all can be used to view integrity of the joint

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5
Q

THA - contraindication

A

active infections

severe obesity

art insuffiency

neuromuscular disease

certain mental illness

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6
Q

capillary refill test used for

A

arterial insuffiency

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7
Q

THA - how long does it last for

A

20 years

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8
Q

THA - what pt are hip hemiarthroplasty used for

A

limited life expectancy

hip fx

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9
Q

THA - AL approach where

A

interval between the TFL and glute medius

small portion of the hip abd are released

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10
Q

THA - AL precautions

A

extension

ER

add

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11
Q

THA - direct lateral approach where

A

leaves post portion of glute med attahced, releases the anterior portion

long division of the TFL and vastus lateralis

posterior tissue and capulse left intact

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12
Q

THA - direct lateral approach precautions

A

flexion > 90

ext of hip

ER

add

if glute med repaired: avoid activity or resisted hip abd for 6-8 weeks

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13
Q

THA - PL approach where

A

splits the glute max muscle

short external rot are released

hip abd are retraction anterioly

maintain the glute med and vastus lateralis

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14
Q

THA - PL hip precaution

A

no hip flexion past 90-deg

IR

add

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15
Q

what is the most common apparach for THA

A

Posterolateral approach

results in a higher post surgical disloaction

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16
Q

THA - when does cement used in surgery achieve max fixation

A

15 mins

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17
Q

THA - turing

A

turn toward uninvolved side

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18
Q

TKA - what are we removing

A

the proximal and distal joint surfaces of the knee and replacing them with a implant

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19
Q

TKA - unicompartmental

A

only the medial of lateral joint surface needs to be replaced

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20
Q

TKA - bicompartmental

A

the entire surface of the feumr and the tibia were replaced

21
Q

TKA - tricompartmental

A

replacement of the tibia, femur and the patella

22
Q

TKA - what design offers the most support

A

most to least

fully constrained design

semicontrained - the most common

unconstrianed

23
Q

TKA - how long does it last

A

15-20 years

24
Q

TKA - what is most common type of fixation

A

cement

25
Q

TKA - complication following include

A

DVT

infection

PE

fibular nerve plasy

reduced ROM

periprothesitic fractures

26
Q

what are periprosthetic fractures

A

a bone fracture that occurs around or near an orthopedic implant, like a joint replacemen

27
Q

TKA - how much knee ROM do we need for ADL’s

A

90

28
Q

TKA - how much knee ROM do we need to rise from sitting

A

105-deg

29
Q

TKA - can we perform high intensity strengthing activities with these pt’s

A

yes

30
Q

TKA - what should the pt avoid when resting

A

placing the knee in 30-60 of flexion - we want to avoid contractures

31
Q

TKA - do we like CPM machine

A

nope

32
Q

Osteophyte formation is often seen with what

A

OA - due to bone and bone contact

33
Q

what is oscillopsia

A

a vision problem that makes objects appear to move when they are actually still

34
Q

what is hemothorax

A

a serious condition that occurs when blood pools in the pleural cavity, the space between the lungs and chest wall

35
Q

TKA - imaging

A

XRAY, MRI, CT

used to look at the deteration of the joint

36
Q

TKA - contraindications

A

active infection of kee

severe obesity

genu recurvatum

art insufficiency

neuropathic joint

certain mental illnesses

37
Q

what is genu recurvatum

A

a knee deformity that causes the knee to bend backward

38
Q

what is a neuropathic joint

A

severely damaged joint that occurs when a nerve that sends pain signals to the brain is damaged

39
Q

TKA - post op complications

A

infection

vascular damage

patellofemoral instability

fx surronding the prothesis

PE

nerve damage

arthrofibrosis

40
Q

what is arthrofibrosis

A

a condition that causes excessive scar tissue to form in a joint, leading to pain and reduced joint movement

41
Q

TKA - phram

A

anticoagulants

pain meds

42
Q

TKA - noncements vs cemented WB precautions

A

non: toe touch

cement : WBAT

43
Q

TKA - knee ROM prior to hospital discharge

A

normally 90-0

44
Q

patellectomy - what is it

A

surgical removal of your patella

45
Q

patellectomy - when is it indicated

A

when there is comminuted fracture of the pattella that cannot be fixed with internal fixation

46
Q

patellectomy - what part of the patella is removed

A

entire patella

just inferior or superior pole

47
Q

patellectomy - what exercises are introduced at start of PT

A

ROM

closed chained exercises

48
Q
A