SI Joint Dysfunction

Question 1

What is the diarthrodial joint?

Answer 1

• Connects sacrum to pelvis
• Dissipates loads of torso through pelvis and lower extremities
• Joint movement with raising from sitting position

Question 2

What are the causes of SI joint dysfunction?

Answer 2

Leg-length inequalities
Unilateral leg weakness
Tight myofascial structures (iliopsoas)
Scoliosis
Hip OA

Question 3

What are the s/s of SI joint dysfunction?

Answer 3

Low back pain

Pain down the posterior legs

Question 4

What is observed in PE of SI joint dysfunction?

Answer 4

Inspection

• Symmetry
• Limb lengths

TTP

Question 5

What special tests are used in PE of SI joint dysfunction?

Answer 5

Compression test

FABER test

Question 6

What imaging is used in SI joint dysfunction?

Answer 6

Plain films

CT scan

Question 7

What is the treatment for SI joint dysfunction?

Answer 7

Conservative