Final answer:
To assess leg length discrepancy in Mr. Jones, measure the distance from the anterior superior iliac spine to the medial malleolus. The anterior superior iliac spine is the anterior end of the iliac crest located at the hip, and the medial malleolus is at the inner aspect of the ankle.
Step-by-step explanation:
To determine if Mr. Jones has a leg length discrepancy, with the patient in a supine position, the accepted method involves measuring between specific anatomical landmarks.
The correct landmarks for this measurement are the anterior superior iliac spine (ASIS) and the medial malleolus. The ASIS can be located at the anterolateral hip, where the iliac crest, a curved margin of the ilium, terminates anteriorly.
The medial malleolus is found at the distal end of the tibia on the medial side of the ankle.
It is important to note that using other landmarks such as the anterior inferior iliac spine, lateral malleolus, greater sciatic notch, or posterior superior iliac spine would not provide an accurate measure of leg length.
The bones that form the hip joint include the ilium, pubis, and ischium of the pelvis, which articulate with the femur. The knee joint is formed by the articulation of the femur with the tibia and patella.
As for the ankle joint, it is where the tibia and fibula articulate with the talus bone of the foot.