Origin and Etymology of valgus
New Latin, from Latin, knock-kneed
First Known Use: 1884
Medical Definition of valgus
1: turned outward; especially : of, relating to, or being a deformity in which an anatomical part is turned outward away from the midline of the body to an abnormal degree <a valgus heel> <valgus deformity of the big toe>—see cubitus valgus, hallux valgus, talipes valgus; compare genu valgum, genu varum
2: varus 1—used especially in orthopedics of the knee <changes spontaneously from the initial varus (bowing) to a valgus position (knock-knee) at about age 2 to 3—Joan M. Walker>
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