Active stabilizers of hip joint include
Anonymous Quiz
24%
Deep acetabulum
5%
Thick capsule
24%
Ischiofemoral ligament
46%
Rectus femoris muscle
Posterior hip dislocation is more common than anterior dislocation
Anonymous Quiz
52%
True
48%
False
Stability of hip joint comes from
Anonymous Quiz
5%
Strong muscles
8%
Acetabulum labrum
3%
Strong ligaments
84%
All of the above
Main blood supply of hip joint is
Anonymous Quiz
38%
Superior and inferior gluteal arteries
28%
Obturator artery
28%
Medial circumflex femoral artery
7%
Lateral circumflex femoral artery
Prosthetic dislocation is disloaction of original joint component that the patient was born with
Anonymous Quiz
27%
True
73%
False
Early prosthetic dislocation occurs as a result of
Anonymous Quiz
8%
Patient not following range of motion restrictions
8%
Malposition of prosthetic component
8%
Inadequate healing of soft tissue
75%
All of the above
Which is not true about posterior dislocation
Anonymous Quiz
13%
It is more common than anterior dislocation
20%
It's caused by dashboard injury
13%
It's associated with avascular necrosis
53%
Affected leg is in extension, abduction and external rotation
Type 5 posterior dislocation is disloaction with acetabular floor fracture
Anonymous Quiz
64%
True
36%
False
Internal rotation causes posterior dislocation, external rotation causes anterior dislocation
Anonymous Quiz
79%
True
21%
False
In obturator anterior dislocation, head is pushed anterior and superior
Anonymous Quiz
92%
True
8%
False
Associated injuries with anterior dislocation include
Anonymous Quiz
7%
Femoral head and neck fractures
0%
Femoral shaft fracture
21%
Acetabular fracture
71%
All of the above
Total hip arthroplasty is performed if the head migrated centrally and caused extensive fracture in acetabulum
Anonymous Quiz
75%
True
25%
False
In case of anterior dislocation, the distance between head and x ray mashine is small, so the head will appear smaller the other limb
Anonymous Quiz
36%
True
64%
False
If the head appears bigger in x ray, this indicates posterior dislocation
Anonymous Quiz
56%
True
44%
False