hip conditions and surgery Flashcards

1
Q

what does groin pain suggest?

A

intra articular hip pathology

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2
Q

anterior thigh pain suggests?

A

intra articular hip pathology

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3
Q

what days pain over lateral hip/ greater trochanter suggest?

A

trochanteric bursitis

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4
Q

what does pain in lower back/buttocks usually relate to?

A

SI pathology

lower back

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5
Q

what is femoroacetabular impingement syndrome (FAI)?

A

a condition causing extra bone to grow on both the bones that form the hip joint (acetebulum and femoral neck) causing it to be the wrong shape

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6
Q

how does femoroacetabular impingement present?

A
  • pain (in groin area, particularly on flexion and rotation)
  • difficulty sitting
  • stiffness
  • limping
  • C sign positive
  • FADIR provocation test positive
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7
Q

what type of femoroacetabular impingements are there?

A

CAM type and pincer types

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8
Q

what is the difference anatomically between the pincer type and cam type femoroacetabular impingement?

A

pincer type= acetabular deformity

CAM type= femoral deformity

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8
Q

what is the difference anatomically between the pincer type and cam type femoroacetabular impingement?

A

pincer type= acetabular deformity

CAM type= femoral deformity

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9
Q

who is usually affected by a CAM type demoroacetabular impingement?

A

young athletic males

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10
Q

who is usually affected by the pincer type femoroacetabular impingement?

A

females

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11
Q

what can both CAM and pincer femoroacetabular impingement cause?

A
  • damage to labrum and tears
  • damage to cartilage
  • OA in later life
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12
Q

what tests must be done for femoroacetabular impingement syndrome?

A

radiographs
CT
MRI (for better visualising damage to labrum and bony oedema)

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13
Q

what is the treatment for femoracetabular impingement syndrome?

A
asymptomatic= observe them
symptomatic= SURGERY

CAM impingement= arthroscopic or open surgery to remove CAM/ debride labral tears

Pincer imgingement= periacetabular osteotomy/ debride lateral tears

older patients with secondary OA= arthroplasty

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14
Q

what is avascular necrosis?

A

failure of blood supply to the femoral head

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15
Q

who does avascular necrosis usually affect? (age + sex)

A

male> females

35-50 years

16
Q

is avascular necrosis usually unilateral?

A

no, 80% of cases are bilateral

17
Q

what are some risk factors for avascular necrosis?

A
  • irridation
  • trauma
  • haemotologic disease, sickle cell or hypercoagulable states (divers coming out of water too fast)
  • dysbaric disorders
  • alcoholism
  • steroid use

most cases idiopathic

18
Q

how does avascular necrosis present?

A
  • insidious onset of groin pain
  • exacerbated by stairs or impact
  • examination is usually normal unless disease has advanced to collapse/OA
19
Q

what investigations are done for avascular necrosis?

A
  • Xray

- MRI if Xray is normal but asyptomatic as it is more sensitive

20
Q

is avascular necrosis reversible?

A

early stages- reversible

late stages- irreversible (when the femoral head has collapsed)

21
Q

is avascular necrosis reversible?

A

early stages- reversible

late stages- irreversible (when the femoral head has collapsed)

22
Q

management for reversible/ early stage avascular necrosis?

A
  • biphopshpatpnates
  • core decompression +/- bone grafting
  • curettage and bone grafting
  • vascularised fibular bone graft
23
Q

what is the treatment for late stage/irreversible avascular necrosis?

A

total hip replacement

24
Q

what is trochanteric bursitis?

A

inflammation of the trochanteric bursa

25
Q

what causes trochanteric bursitis?

A

repetitive trauma caused by ilitibial band tracking over trochanteric bursa

26
Q

who is usually affected by trochanteric bursitis?

A

females

young runners and older patients

27
Q

how does trochanteric bursitis present?

A
  • pain on lateral aspect of the hip

- pain on palpation of greater trochanter

28
Q

how is trochanter bursitis diagnosed?

A
  • clinical diagnosis
  • radiographs usually remarkable
  • visible on MRI but not usually needed
29
Q

what is the management for trochantric bursitis?

A
  • analgesia
  • NSAIDs
  • physio
  • steroid injection

there is no proven benefit of surgery!

30
Q

what is osteoarthritis?

A
  • degenerative disease of synovial joints that causes progressive loss of articular cartilage
  • inflammatory changes in capsule lead to thickening and tightness
30
Q

what is osteoarthritis?

A
  • degenerative disease of synovial joints that causes progressive loss of articular cartilage
  • inflammatory changes in capsule lead to thickening and tightness
31
Q

who is more commonly affected by OA?

A

females> males
older age
family history of OA
pre existing hip disease

32
Q

how does hip OA present?

A
groin pain
worse on activity
pain at night
start up pain
stiff on testing ROM
33
Q

how is OA diagnosed?

A

Radiographs!

Xray

34
Q

what is management for OA?

A
analgesia
weight loss
walking aids
physio
steroid injections?
total hip replacement
35
Q

primary indication for a hip replacement in OA?

A

PAIN!

36
Q

what are risks of total hip replacement?

A
  • scar
  • bleeding
  • neurovascular injury
  • fracture
  • clotting (DVT/PE/CVA)
  • infection
  • dislocation
  • leg length discrepency
  • loosening
  • ongoing symptoms