๐ Normal
TECHNIQUE / POSITIONING
1๐ Standing AP leg length study obtained
2๐ Pelvis leveled with equal weight bearing
3๐ Suboptimal positioning / pelvic tilt
MEASUREMENT METHOD
4๐ Measurement from femoral head to tibial plafond
5๐ Scanogram / stitched radiograph technique used
6๐ Measurement technique limited by positioning
FEMORAL LENGTH
7๐ Femoral lengths are symmetrical
8๐ Femoral length discrepancy noted
9๐ Femoral shortening on one side
TIBIAL LENGTH
10๐ Tibial lengths are symmetrical
11๐ Tibial length discrepancy noted
12๐ Tibial shortening on one side
OVERALL LEG LENGTH
13๐ No significant leg length discrepancy
14๐ True leg length discrepancy present
15๐ Apparent leg length discrepancy
ASSOCIATED FINDINGS
16๐ Pelvic tilt secondary to leg length discrepancy
17๐ Hip / knee joint degenerative changes
18๐ Post-traumatic or post-surgical changes
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