M21.16
Varus deformity, not elsewhere classified, knee
Applicable To
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Bow leg
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Genu varum
Clinical Information
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A deformity of the legs characterized by medial angulation, resulting in a bow appearance.
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An outward slant of the thigh in which the knees are wide apart and the ankles close together. Genu varum can develop due to skeletal and joint dysplasia e.g., osteoarthritis; blount’s disease); and malnutrition e.g., rickets; fluoride poisoning).
Details
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M21.16 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
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The 2023 edition of ICD-10-CM M21.16 became effective on October 1, 2022.
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This is the American ICD-10-CM version of M21.16 – other international versions of ICD-10 M21.16 may differ.