hip Flashcards

1
Q

main hip flexor

A

iliopsoas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

main hip extensor

A

gluteus maximus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

main hip abductor

A

gluteus medius

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

main hip adductor

A

adductor magnus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

main hip internal rotator

A

tensor fascia lata

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

main hip external rotator

A

gluteus maximus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

what is a significan LLD?

A

2 cm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Proximal weakness is evidenced by a _________gait where the patient is relying on ________muscles, rather than flexor/extensors

A

Trendelenburn, abductors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

This test puts patient in extended butterfly and tests the _______ joint

A

FABER, SI

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

This test is the same as the obturator test

A

FADIR (flexion adduction, internal rotation)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

This problem is more common in males in 30’s-50’s who present c/o a dull ache/throbbing pain around hip (groin, lateral, or buttocks). It is most common in people with h/o EtOH, steroid use, SCC, or chemo

A

osteonecrosis of the femoral head (AVN)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Osteonecrosis AVN occurs over 5 stages on xray. What are they?

A

0) No change on xray
1) mottled densities
2) crescent sign, increased densities in femoral head
3) flattening of femoral head, normal joint space
4) narrowing joint space, acetabular changes
5) advanced degenerative changes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

How can you treat ON/AVN of femoral head?

A

1) before collapse: core decompression

2) after collapse: hemi-arthroplasty or total hip

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

How many patients go on to have ON/AVN of the other hip?

A

50-90%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

This problem is caused by friction from overuse, trauma, or a direct blow.

A

bursitis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

This bursitis is worst when seated

A

ischial bursitis

17
Q

This bursitis is due to microtrauma and s/s include anterior hip pain. Relief with hip flexion and external rotation

A

ilio-pectineal bursitis

18
Q

this bursitis is a/w LLD, broad pelvis, poor running, and tight IT band. Worse with external rotation. Positive Ober test

A

trochanteric bursitis

19
Q

Another term for sciatica is?

A

piriformis syndrome

20
Q

nerve pain over the lateral thigh, most often in obese patients is likely affecting the ________nerve

A

lateral femoral cutaneous

21
Q

If missed, _________ and __________ are a/w a 50% mortality rate in the setting of pelvic fx

A

vaginal laceration or perforated colon

22
Q

What type of hip fx occurs just under the ball of the hip joint?

A

subcapital neck fx

23
Q

what type of hip fx occurs mid neck?

A

transcervical neck fx

24
Q

what type of hip fx occurs between the base of the neck of the femur and the base of the trochanters?

A

intertrochanteric fx

25
Q

what type of hip fx occurs below the trochanters

A

subtrochanteric

26
Q

What type of hip fx avulses the upper/lower trochanter

A

Greater/lesser trochanteric fx

27
Q

What is included in “intracapsular” fractures?

A

femoral neck and capitulum

28
Q

what is the likely MOI for intracapsular fx?

A

indirect shear force on angulated femoral neck.

29
Q

PE for intra-capsular

A

shortened leg, external rotation, painful ROM

30
Q

PE for extra-capsular

A

MORE external rotation, significant blood loss, no wt bearing

31
Q

Most common type of hip dislocation

A

posterior

32
Q

What is the MOI for posterior hip dislocation?

A

femoral head forced backward, tearing ligamentum teres and posterior capsule, fx of acetabulum

33
Q

What are you worried about with posterior hip dislocation?

A

AVN, emergency reduction

34
Q

What does leg with posterior hip dislocation look like?

A

internal rotation, hip flexed and adducted

35
Q

what is the MOI for an anterior dislocation?

A

forceful abduction and external rotation

36
Q

What do you notice on PE for anterior hip dislocation?

A

palpable groin mass, external rotation