Sacrum

Question 1

AP oblique SI jt position and CR

Answer 1

Elevate side to be examined 25 to 30 degrees , CR perpendicular entering 1 inch medial to the elevated ASIS

Question 2

AP sacrum CR

Answer 2

15 degrees cephalic

Question 3

AP coccyx

Answer 3

10 degrees caudad

Question 4

Lateral sacrum CR

Answer 4

perpendicular and directed to level of ASIS and to a point 31/2 in posterior

Question 5

Lateral coccyx CR

Answer 5

perpendicular and directed toward point 3 1/2 in. posterior to ASIS and 2 in inferior