| M40 | Kyphosis and lordosis |
| M40.0 | Postural kyphosis |
| M40.00 | Postural kyphosis, site unspecified |
| M40.03 | Postural kyphosis, cervicothoracic region |
| M40.04 | Postural kyphosis, thoracic region |
| M40.05 | Postural kyphosis, thoracolumbar region |
| M40.1 | Other secondary kyphosis |
| M40.10 | Other secondary kyphosis, site unspecified |
| M40.12 | Other secondary kyphosis, cervical region |
| M40.13 | Other secondary kyphosis, cervicothoracic region |
| M40.14 | Other secondary kyphosis, thoracic region |
| M40.15 | Other secondary kyphosis, thoracolumbar region |
| M40.2 | Other and unspecified kyphosis |
| M40.20 | Unspecified kyphosis |
| M40.202 | Unspecified kyphosis, cervical region |
| M40.203 | Unspecified kyphosis, cervicothoracic region |
| M40.204 | Unspecified kyphosis, thoracic region |
| M40.205 | Unspecified kyphosis, thoracolumbar region |
| M40.209 | Unspecified kyphosis, site unspecified |
| M40.29 | Other kyphosis |
| M40.292 | Other kyphosis, cervical region |
| M40.293 | Other kyphosis, cervicothoracic region |
| M40.294 | Other kyphosis, thoracic region |
| M40.295 | Other kyphosis, thoracolumbar region |
| M40.299 | Other kyphosis, site unspecified |
| M40.3 | Flatback syndrome |
| M40.30 | Flatback syndrome, site unspecified |
| M40.35 | Flatback syndrome, thoracolumbar region |
| M40.36 | Flatback syndrome, lumbar region |
| M40.37 | Flatback syndrome, lumbosacral region |
| M40.4 | Postural lordosis |
| M40.40 | Postural lordosis, site unspecified |
| M40.45 | Postural lordosis, thoracolumbar region |
| M40.46 | Postural lordosis, lumbar region |
| M40.47 | Postural lordosis, lumbosacral region |
| M40.5 | Lordosis, unspecified |
| M40.50 | Lordosis, unspecified, site unspecified |
| M40.55 | Lordosis, unspecified, thoracolumbar region |
| M40.56 | Lordosis, unspecified, lumbar region |
| M40.57 | Lordosis, unspecified, lumbosacral region |
| M41 | Scoliosis |
| M41.0 | Infantile idiopathic scoliosis |
| M41.00 | Infantile idiopathic scoliosis, site unspecified |
| M41.02 | Infantile idiopathic scoliosis, cervical region |
| M41.03 | Infantile idiopathic scoliosis, cervicothoracic region |
| M41.04 | Infantile idiopathic scoliosis, thoracic region |
| M41.05 | Infantile idiopathic scoliosis, thoracolumbar region |
| M41.06 | Infantile idiopathic scoliosis, lumbar region |
| M41.07 | Infantile idiopathic scoliosis, lumbosacral region |
| M41.08 | Infantile idiopathic scoliosis, sacral and sacrococcygeal region |
| M41.1 | Juvenile and adolescent idiopathic scoliosis |
| M41.11 | Juvenile idiopathic scoliosis |
| M41.112 | Juvenile idiopathic scoliosis, cervical region |
| M41.113 | Juvenile idiopathic scoliosis, cervicothoracic region |
| M41.114 | Juvenile idiopathic scoliosis, thoracic region |
| M41.115 | Juvenile idiopathic scoliosis, thoracolumbar region |
| M41.116 | Juvenile idiopathic scoliosis, lumbar region |
| M41.117 | Juvenile idiopathic scoliosis, lumbosacral region |
| M41.119 | Juvenile idiopathic scoliosis, site unspecified |
| M41.12 | Adolescent scoliosis |
| M41.122 | Adolescent idiopathic scoliosis, cervical region |
| M41.123 | Adolescent idiopathic scoliosis, cervicothoracic region |
| M41.124 | Adolescent idiopathic scoliosis, thoracic region |
| M41.125 | Adolescent idiopathic scoliosis, thoracolumbar region |
| M41.126 | Adolescent idiopathic scoliosis, lumbar region |
| M41.127 | Adolescent idiopathic scoliosis, lumbosacral region |
| M41.129 | Adolescent idiopathic scoliosis, site unspecified |
| M41.2 | Other idiopathic scoliosis |
| M41.20 | Other idiopathic scoliosis, site unspecified |
| M41.22 | Other idiopathic scoliosis, cervical region |
| M41.23 | Other idiopathic scoliosis, cervicothoracic region |
| M41.24 | Other idiopathic scoliosis, thoracic region |
| M41.25 | Other idiopathic scoliosis, thoracolumbar region |
| M41.26 | Other idiopathic scoliosis, lumbar region |
| M41.27 | Other idiopathic scoliosis, lumbosacral region |
| M41.3 | Thoracogenic scoliosis |
| M41.30 | Thoracogenic scoliosis, site unspecified |
| M41.34 | Thoracogenic scoliosis, thoracic region |
| M41.35 | Thoracogenic scoliosis, thoracolumbar region |
| M41.4 | Neuromuscular scoliosis |
| M41.40 | Neuromuscular scoliosis, site unspecified |
| M41.41 | Neuromuscular scoliosis, occipito-atlanto-axial region |
| M41.42 | Neuromuscular scoliosis, cervical region |
| M41.43 | Neuromuscular scoliosis, cervicothoracic region |
| M41.44 | Neuromuscular scoliosis, thoracic region |
| M41.45 | Neuromuscular scoliosis, thoracolumbar region |
| M41.46 | Neuromuscular scoliosis, lumbar region |
| M41.47 | Neuromuscular scoliosis, lumbosacral region |
| M41.5 | Other secondary scoliosis |
| M41.50 | Other secondary scoliosis, site unspecified |
| M41.52 | Other secondary scoliosis, cervical region |
| M41.53 | Other secondary scoliosis, cervicothoracic region |
| M41.54 | Other secondary scoliosis, thoracic region |
| M41.55 | Other secondary scoliosis, thoracolumbar region |
| M41.56 | Other secondary scoliosis, lumbar region |
| M41.57 | Other secondary scoliosis, lumbosacral region |
| M41.8 | Other forms of scoliosis |
| M41.80 | Other forms of scoliosis, site unspecified |
| M41.82 | Other forms of scoliosis, cervical region |
| M41.83 | Other forms of scoliosis, cervicothoracic region |
| M41.84 | Other forms of scoliosis, thoracic region |
| M41.85 | Other forms of scoliosis, thoracolumbar region |
| M41.86 | Other forms of scoliosis, lumbar region |
| M41.87 | Other forms of scoliosis, lumbosacral region |
| M41.9 | Scoliosis, unspecified |
| M42 | Spinal osteochondrosis |
| M42.0 | Juvenile osteochondrosis of spine |
| M42.00 | Juvenile osteochondrosis of spine, site unspecified |
| M42.01 | Juvenile osteochondrosis of spine, occipito-atlanto-axial region |
| M42.02 | Juvenile osteochondrosis of spine, cervical region |
| M42.03 | Juvenile osteochondrosis of spine, cervicothoracic region |
| M42.04 | Juvenile osteochondrosis of spine, thoracic region |
| M42.05 | Juvenile osteochondrosis of spine, thoracolumbar region |
| M42.06 | Juvenile osteochondrosis of spine, lumbar region |
| M42.07 | Juvenile osteochondrosis of spine, lumbosacral region |
| M42.08 | Juvenile osteochondrosis of spine, sacral and sacrococcygeal region |
| M42.09 | Juvenile osteochondrosis of spine, multiple sites in spine |
| M42.1 | Adult osteochondrosis of spine |
| M42.10 | Adult osteochondrosis of spine, site unspecified |
| M42.11 | Adult osteochondrosis of spine, occipito-atlanto-axial region |
| M42.12 | Adult osteochondrosis of spine, cervical region |
| M42.13 | Adult osteochondrosis of spine, cervicothoracic region |
| M42.14 | Adult osteochondrosis of spine, thoracic region |
| M42.15 | Adult osteochondrosis of spine, thoracolumbar region |
| M42.16 | Adult osteochondrosis of spine, lumbar region |
| M42.17 | Adult osteochondrosis of spine, lumbosacral region |
| M42.18 | Adult osteochondrosis of spine, sacral and sacrococcygeal region |
| M42.19 | Adult osteochondrosis of spine, multiple sites in spine |
| M42.9 | Spinal osteochondrosis, unspecified |
| M43 | Other deforming dorsopathies |
| M43.0 | Spondylolysis |
| M43.00 | Spondylolysis, site unspecified |
| M43.01 | Spondylolysis, occipito-atlanto-axial region |
| M43.02 | Spondylolysis, cervical region |
| M43.03 | Spondylolysis, cervicothoracic region |
| M43.04 | Spondylolysis, thoracic region |
| M43.05 | Spondylolysis, thoracolumbar region |
| M43.06 | Spondylolysis, lumbar region |
| M43.07 | Spondylolysis, lumbosacral region |
| M43.08 | Spondylolysis, sacral and sacrococcygeal region |
| M43.09 | Spondylolysis, multiple sites in spine |
| M43.1 | Spondylolisthesis |
| M43.10 | Spondylolisthesis, site unspecified |
| M43.11 | Spondylolisthesis, occipito-atlanto-axial region |
| M43.12 | Spondylolisthesis, cervical region |
| M43.13 | Spondylolisthesis, cervicothoracic region |
| M43.14 | Spondylolisthesis, thoracic region |
| M43.15 | Spondylolisthesis, thoracolumbar region |
| M43.16 | Spondylolisthesis, lumbar region |
| M43.17 | Spondylolisthesis, lumbosacral region |
| M43.18 | Spondylolisthesis, sacral and sacrococcygeal region |
| M43.19 | Spondylolisthesis, multiple sites in spine |
| M43.2 | Fusion of spine |
| M43.20 | Fusion of spine, site unspecified |
| M43.21 | Fusion of spine, occipito-atlanto-axial region |
| M43.22 | Fusion of spine, cervical region |
| M43.23 | Fusion of spine, cervicothoracic region |
| M43.24 | Fusion of spine, thoracic region |
| M43.25 | Fusion of spine, thoracolumbar region |
| M43.26 | Fusion of spine, lumbar region |
| M43.27 | Fusion of spine, lumbosacral region |
| M43.28 | Fusion of spine, sacral and sacrococcygeal region |
| M43.3 | Recurrent atlantoaxial dislocation with myelopathy |
| M43.4 | Other recurrent atlantoaxial dislocation |
| M43.5 | Other recurrent vertebral dislocation |
| M43.6 | Torticollis |
| M43.8 | Other specified deforming dorsopathies |
| M43.9 | Deforming dorsopathy, unspecified |
| M45 | Ankylosing spondylitis |
| M45.0 | Ankylosing spondylitis of multiple sites in spine |
| M45.1 | Ankylosing spondylitis of occipito-atlanto-axial region |
| M45.2 | Ankylosing spondylitis of cervical region |
| M45.3 | Ankylosing spondylitis of cervicothoracic region |
| M45.4 | Ankylosing spondylitis of thoracic region |
| M45.5 | Ankylosing spondylitis of thoracolumbar region |
| M45.6 | Ankylosing spondylitis lumbar region |
| M45.7 | Ankylosing spondylitis of lumbosacral region |
| M45.8 | Ankylosing spondylitis sacral and sacrococcygeal region |
| M45.9 | Ankylosing spondylitis of unspecified sites in spine |
| M46 | Other inflammatory spondylopathies |
| M46.0 | Spinal enthesopathy |
| M46.00 | Spinal enthesopathy, site unspecified |
| M46.01 | Spinal enthesopathy, occipito-atlanto-axial region |
| M46.02 | Spinal enthesopathy, cervical region |
| M46.03 | Spinal enthesopathy, cervicothoracic region |
| M46.04 | Spinal enthesopathy, thoracic region |
| M46.05 | Spinal enthesopathy, thoracolumbar region |
| M46.06 | Spinal enthesopathy, lumbar region |
| M46.07 | Spinal enthesopathy, lumbosacral region |
| M46.08 | Spinal enthesopathy, sacral and sacrococcygeal region |
| M46.09 | Spinal enthesopathy, multiple sites in spine |
| M46.1 | Sacroiliitis, not elsewhere classified |
| M46.2 | Osteomyelitis of vertebra |
| M46.20 | Osteomyelitis of vertebra, site unspecified |
| M46.21 | Osteomyelitis of vertebra, occipito-atlanto-axial region |
| M46.22 | Osteomyelitis of vertebra, cervical region |
| M46.23 | Osteomyelitis of vertebra, cervicothoracic region |
| M46.24 | Osteomyelitis of vertebra, thoracic region |
| M46.25 | Osteomyelitis of vertebra, thoracolumbar region |
| M46.26 | Osteomyelitis of vertebra, lumbar region |
| M46.27 | Osteomyelitis of vertebra, lumbosacral region |
| M46.28 | Osteomyelitis of vertebra, sacral and sacrococcygeal region |
| M46.3 | Infection of intervertebral disc (pyogenic) |
| M46.30 | Infection of intervertebral disc (pyogenic), site unspecified |
| M46.31 | Infection of intervertebral disc (pyogenic), occipito-atlanto-axial region |
| M46.32 | Infection of intervertebral disc (pyogenic), cervical region |
| M46.33 | Infection of intervertebral disc (pyogenic), cervicothoracic region |
| M46.34 | Infection of intervertebral disc (pyogenic), thoracic region |
| M46.35 | Infection of intervertebral disc (pyogenic), thoracolumbar region |
| M46.36 | Infection of intervertebral disc (pyogenic), lumbar region |
| M46.37 | Infection of intervertebral disc (pyogenic), lumbosacral region |
| M46.38 | Infection of intervertebral disc (pyogenic), sacral and sacrococcygeal region |
| M46.39 | Infection of intervertebral disc (pyogenic), multiple sites in spine |
| M46.4 | Discitis, unspecified |
| M46.40 | Discitis, unspecified, site unspecified |
| M46.41 | Discitis, unspecified, occipito-atlanto-axial region |
| M46.42 | Discitis, unspecified, cervical region |
| M46.43 | Discitis, unspecified, cervicothoracic region |
| M46.44 | Discitis, unspecified, thoracic region |
| M46.45 | Discitis, unspecified, thoracolumbar region |
| M46.46 | Discitis, unspecified, lumbar region |
| M46.47 | Discitis, unspecified, lumbosacral region |
| M46.48 | Discitis, unspecified, sacral and sacrococcygeal region |
| M46.49 | Discitis, unspecified, multiple sites in spine |
| M46.5 | Other infective spondylopathies |
| M46.50 | Other infective spondylopathies, site unspecified |
| M46.51 | Other infective spondylopathies, occipito-atlanto-axial region |
| M46.52 | Other infective spondylopathies, cervical region |
| M46.53 | Other infective spondylopathies, cervicothoracic region |
| M46.54 | Other infective spondylopathies, thoracic region |
| M46.55 | Other infective spondylopathies, thoracolumbar region |
| M46.56 | Other infective spondylopathies, lumbar region |
| M46.57 | Other infective spondylopathies, lumbosacral region |
| M46.58 | Other infective spondylopathies, sacral and sacrococcygeal region |
| M46.59 | Other infective spondylopathies, multiple sites in spine |
| M46.8 | Other specified inflammatory spondylopathies |
| M46.80 | Other specified inflammatory spondylopathies, site unspecified |
| M46.81 | Other specified inflammatory spondylopathies, occipito-atlanto-axial region |
| M46.82 | Other specified inflammatory spondylopathies, cervical region |
| M46.83 | Other specified inflammatory spondylopathies, cervicothoracic region |
| M46.84 | Other specified inflammatory spondylopathies, thoracic region |
| M46.85 | Other specified inflammatory spondylopathies, thoracolumbar region |
| M46.86 | Other specified inflammatory spondylopathies, lumbar region |
| M46.87 | Other specified inflammatory spondylopathies, lumbosacral region |
| M46.88 | Other specified inflammatory spondylopathies, sacral and sacrococcygeal region |
| M46.89 | Other specified inflammatory spondylopathies, multiple sites in spine |
| M46.9 | Unspecified inflammatory spondylopathy |
| M46.90 | Unspecified inflammatory spondylopathy, site unspecified |
| M46.91 | Unspecified inflammatory spondylopathy, occipito-atlanto-axial region |
| M46.92 | Unspecified inflammatory spondylopathy, cervical region |
| M46.93 | Unspecified inflammatory spondylopathy, cervicothoracic region |
| M46.94 | Unspecified inflammatory spondylopathy, thoracic region |
| M46.95 | Unspecified inflammatory spondylopathy, thoracolumbar region |
| M46.96 | Unspecified inflammatory spondylopathy, lumbar region |
| M46.97 | Unspecified inflammatory spondylopathy, lumbosacral region |
| M46.98 | Unspecified inflammatory spondylopathy, sacral and sacrococcygeal region |
| M46.99 | Unspecified inflammatory spondylopathy, multiple sites in spine |
| M47 | Spondylosis |
| M47.0 | Anterior spinal and vertebral artery compression syndromes |
| M47.01 | Anterior spinal artery compression syndromes |
| M47.011 | Anterior spinal artery compression syndromes, occipito-atlanto-axial region |
| M47.012 | Anterior spinal artery compression syndromes, cervical region |
| M47.013 | Anterior spinal artery compression syndromes, cervicothoracic region |
| M47.014 | Anterior spinal artery compression syndromes, thoracic region |
| M47.015 | Anterior spinal artery compression syndromes, thoracolumbar region |
| M47.016 | Anterior spinal artery compression syndromes, lumbar region |
| M47.019 | Anterior spinal artery compression syndromes, site unspecified |
| M47.02 | Vertebral artery compression syndromes |
| M47.021 | Vertebral artery compression syndromes, occipito-atlanto-axial region |
| M47.022 | Vertebral artery compression syndromes, cervical region |
| M47.029 | Vertebral artery compression syndromes, site unspecified |
| M47.1 | Other spondylosis with myelopathy |
| M47.10 | Other spondylosis with myelopathy, site unspecified |
| M47.11 | Other spondylosis with myelopathy, occipito-atlanto-axial region |
| M47.12 | Other spondylosis with myelopathy, cervical region |
| M47.13 | Other spondylosis with myelopathy, cervicothoracic region |
| M47.14 | Other spondylosis with myelopathy, thoracic region |
| M47.15 | Other spondylosis with myelopathy, thoracolumbar region |
| M47.16 | Other spondylosis with myelopathy, lumbar region |
| M47.2 | Other spondylosis with radiculopathy |
| M47.20 | Other spondylosis with radiculopathy, site unspecified |
| M47.21 | Other spondylosis with radiculopathy, occipito-atlanto-axial region |
| M47.22 | Other spondylosis with radiculopathy, cervical region |
| M47.23 | Other spondylosis with radiculopathy, cervicothoracic region |
| M47.24 | Other spondylosis with radiculopathy, thoracic region |
| M47.25 | Other spondylosis with radiculopathy, thoracolumbar region |
| M47.26 | Other spondylosis with radiculopathy, lumbar region |
| M47.27 | Other spondylosis with radiculopathy, lumbosacral region |
| M47.28 | Other spondylosis with radiculopathy, sacral and sacrococcygeal region |
| M47.8 | Other spondylosis |
| M47.81 | Spondylosis without myelopathy or radiculopathy |
| M47.811 | Spondylosis without myelopathy or radiculopathy, occipito-atlanto-axial region |
| M47.812 | Spondylosis without myelopathy or radiculopathy, cervical region |
| M47.813 | Spondylosis without myelopathy or radiculopathy, cervicothoracic region |
| M47.814 | Spondylosis without myelopathy or radiculopathy, thoracic region |
| M47.815 | Spondylosis without myelopathy or radiculopathy, thoracolumbar region |
| M47.816 | Spondylosis without myelopathy or radiculopathy, lumbar region |
| M47.817 | Spondylosis without myelopathy or radiculopathy, lumbosacral region |
| M47.818 | Spondylosis without myelopathy or radiculopathy, sacral and sacrococcygeal region |
| M47.819 | Spondylosis without myelopathy or radiculopathy, site unspecified |
| M47.89 | Other spondylosis |
| M47.891 | Other spondylosis, occipito-atlanto-axial region |
| M47.892 | Other spondylosis, cervical region |
| M47.893 | Other spondylosis, cervicothoracic region |
| M47.894 | Other spondylosis, thoracic region |
| M47.895 | Other spondylosis, thoracolumbar region |
| M47.896 | Other spondylosis, lumbar region |
| M47.897 | Other spondylosis, lumbosacral region |
| M47.898 | Other spondylosis, sacral and sacrococcygeal region |
| M47.899 | Other spondylosis, site unspecified |
| M47.9 | Spondylosis, unspecified |
| M48 | Other spondylopathies |
| M48.0 | Spinal stenosis |
| M48.00 | Spinal stenosis, site unspecified |
| M48.01 | Spinal stenosis, occipito-atlanto-axial region |
| M48.02 | Spinal stenosis, cervical region |
| M48.03 | Spinal stenosis, cervicothoracic region |
| M48.04 | Spinal stenosis, thoracic region |
| M48.05 | Spinal stenosis, thoracolumbar region |
| M48.06 | Spinal stenosis, lumbar region |
| M48.061 | Spinal stenosis, lumbar region without neurogenic claudication |
| M48.062 | Spinal stenosis, lumbar region with neurogenic claudication |
| M48.07 | Spinal stenosis, lumbosacral region |
| M48.08 | Spinal stenosis, sacral and sacrococcygeal region |
| M48.1 | Ankylosing hyperostosis [Forestier] |
| M48.10 | Ankylosing hyperostosis [Forestier], site unspecified |
| M48.11 | Ankylosing hyperostosis [Forestier], occipito-atlanto-axial region |
| M48.12 | Ankylosing hyperostosis [Forestier], cervical region |
| M48.13 | Ankylosing hyperostosis [Forestier], cervicothoracic region |
| M48.14 | Ankylosing hyperostosis [Forestier], thoracic region |
| M48.15 | Ankylosing hyperostosis [Forestier], thoracolumbar region |
| M48.16 | Ankylosing hyperostosis [Forestier], lumbar region |
| M48.17 | Ankylosing hyperostosis [Forestier], lumbosacral region |
| M48.18 | Ankylosing hyperostosis [Forestier], sacral and sacrococcygeal region |
| M48.19 | Ankylosing hyperostosis [Forestier], multiple sites in spine |
| M48.2 | Kissing spine |
| M48.20 | Kissing spine, site unspecified |
| M48.21 | Kissing spine, occipito-atlanto-axial region |
| M48.22 | Kissing spine, cervical region |
| M48.23 | Kissing spine, cervicothoracic region |
| M48.24 | Kissing spine, thoracic region |
| M48.25 | Kissing spine, thoracolumbar region |
| M48.26 | Kissing spine, lumbar region |
| M48.27 | Kissing spine, lumbosacral region |
| M48.3 | Traumatic spondylopathy |
| M48.30 | Traumatic spondylopathy, site unspecified |
| M48.31 | Traumatic spondylopathy, occipito-atlanto-axial region |
| M48.32 | Traumatic spondylopathy, cervical region |
| M48.33 | Traumatic spondylopathy, cervicothoracic region |
| M48.34 | Traumatic spondylopathy, thoracic region |
| M48.35 | Traumatic spondylopathy, thoracolumbar region |
| M48.36 | Traumatic spondylopathy, lumbar region |
| M48.37 | Traumatic spondylopathy, lumbosacral region |
| M48.38 | Traumatic spondylopathy, sacral and sacrococcygeal region |
| M48.4 | Fatigue fracture of vertebra |
| M48.40 | Fatigue fracture of vertebra, site unspecified |
| M48.41 | Fatigue fracture of vertebra, occipito-atlanto-axial region |
| M48.42 | Fatigue fracture of vertebra, cervical region |
| M48.43 | Fatigue fracture of vertebra, cervicothoracic region |
| M48.44 | Fatigue fracture of vertebra, thoracic region |
| M48.45 | Fatigue fracture of vertebra, thoracolumbar region |
| M48.46 | Fatigue fracture of vertebra, lumbar region |
| M48.47 | Fatigue fracture of vertebra, lumbosacral region |
| M48.48 | Fatigue fracture of vertebra, sacral and sacrococcygeal region |
| M48.5 | Collapsed vertebra, not elsewhere classified |
| M48.50 | Collapsed vertebra, not elsewhere classified, site unspecified |
| M48.51 | Collapsed vertebra, not elsewhere classified, occipito-atlanto-axial region |
| M48.52 | Collapsed vertebra, not elsewhere classified, cervical region |
| M48.53 | Collapsed vertebra, not elsewhere classified, cervicothoracic region |
| M48.54 | Collapsed vertebra, not elsewhere classified, thoracic region |
| M48.55 | Collapsed vertebra, not elsewhere classified, thoracolumbar region |
| M48.56 | Collapsed vertebra, not elsewhere classified, lumbar region |
| M48.57 | Collapsed vertebra, not elsewhere classified, lumbosacral region |
| M48.58 | Collapsed vertebra, not elsewhere classified, sacral and sacrococcygeal region |
| M48.8 | Other specified spondylopathies |
| M48.9 | Spondylopathy, unspecified |
| M49 | Spondylopathies in diseases classified elsewhere |
| M49.8 | Spondylopathy in diseases classified elsewhere |
| M49.80 | Spondylopathy in diseases classified elsewhere, site unspecified |
| M49.81 | Spondylopathy in diseases classified elsewhere, occipito-atlanto-axial region |
| M49.82 | Spondylopathy in diseases classified elsewhere, cervical region |
| M49.83 | Spondylopathy in diseases classified elsewhere, cervicothoracic region |
| M49.84 | Spondylopathy in diseases classified elsewhere, thoracic region |
| M49.85 | Spondylopathy in diseases classified elsewhere, thoracolumbar region |
| M49.86 | Spondylopathy in diseases classified elsewhere, lumbar region |
| M49.87 | Spondylopathy in diseases classified elsewhere, lumbosacral region |
| M49.88 | Spondylopathy in diseases classified elsewhere, sacral and sacrococcygeal region |
| M49.89 | Spondylopathy in diseases classified elsewhere, multiple sites in spine |