Q66.229
ICD-10-CMThis code describes a congenital foot deformity where the front part of the foot (forefoot) is angled inward towards the midline of the body. It is present at birth and affects the metatarsal bones, causing the foot to appear C-shaped or kidney-shaped. This specific code indicates that the laterality (left or right foot) is not documented.
Use this code when documentation confirms a diagnosis of metatarsus adductus that is congenital in origin, and the medical record does not specify which foot is affected. This diagnosis is typically made through physical examination of the infant's foot, observing the characteristic inward curve of the forefoot.
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