OverviewA normal foot should arch so the middle of the foot does not touch the ground when the patient stands up. If it does touch, the patient has a flat foot or fallen arch. Flat feet are normal for young children. Their arches should de…

Overviewleg length discrepancy can be present from birth (congenital) or acquired (a result of an injury, infection or tumor). Some of the conditions that can cause limb problems in a child or young adult include congenital conditions pres…