Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes M00-M99 – Diseases of the musculoskeletal system and connective tissue (M00-M99) > 2024 ICD-10-CM Codes M40-M43 – Deforming dorsopathies (M40-M43) > 2024 ICD-10-CM Codes M40 – Kyphosis and lordosis (M40) > 2024 ICD-10-CM Codes M40.4 – Postural lordosis (M40.4)