How do you measure leg length?


Quick Answer

The length of a leg can be measured using radiography or by using a tape measure to determine the length between two predetermined points while the person is standing. The measurement method is chosen depending on the degree of accuracy needed.

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Full Answer

The length between the anterior iliac spine and the medial malleolus can be determined using a tape measure. Imaging techniques include radiography and computed tomography scans. With radiography, the entire lower extremity of a standing subject is exposed to radiation. Imaging techniques have a higher degree of accuracy than the tape measure and must be performed by a specialist. Measuring leg length can reveal length discrepancies between the two lower limbs.

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