Helix valgus6/12/2023 ![]() Cases of unilateral hallux valgus without family history should prompt evaluation for other causes of hallux valgus such as spinal cord anomalies, peripheral nerve lesions, or cerebral palsy. The true genetic heritability pattern is unknown, and may be multifactorial in nature. Females often inherit the condition from their mothers. Shoe wear, in particular shoes with a narrow toe box, is the most commonly cited extrinsic cause of hallux valgus.Īlthough the true incidence of hallux valgus is unknown, it is known to be more common in females than males and is typically bilateral. Intrinsic causes include a genetic predisposition, excessively long first metatarsal, metatarsus primus varus, and association with flat foot. ![]() There are both intrinsic and extrinsic causes of hallux valgus. Hallux valgus is the lateral deviation of the first metatarsal creating an apex of deformity at the first metatarsal-phalangeal joint and a prominence of the first metatarsal head medially at that apex.
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