Sunday, May 3, 2009

A Rant on Misdiagnosed Leg Length Discrepency

95% of the cases i've seen of leg length discrepancy are misdiagnosed by unscrupulous doctors. How they normally assess patients is to compare heel to heel level in a supine position. This test normally brings up a positive result as most of us have such a differential due to posture and right/left dominance. A proper test would involve using a measuring tape to measure and compare length from ASIS (Anterior Superior Illiac Spine) to maleolus (bottom of ankle bone) on both legs.

Doctors will use the positive result to prescribe custom made insoles to the client (expensive stuff). However, using insoles can aggravate the client's condition especially if the leg length discrepancy is caused by soft tissue dysfunction i.e. tightness.

Leg length discrepancy caused by soft tissue dysfunction is normally (about 80% of the time) the result of a tight Quadratus Lumborum which causes hip hiking. Other reasons can involve motor control impairment of the soles of the foot and temporo-mandibular issues.

Usually, soft tissue work such as regular massage, self-myofascial release as well as core exercises to stabilise the hip can correct such discrepencies.

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