• Diseases of the musculoskeletal system and connective tissue

        • 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 unsp
        • M46.31 - Infection of intvrt disc (pyogenic), occipt-atlan-ax region
        • M46.32 - Infection of intervertebral disc (pyogenic), cervical region
        • M46.33 - Infection of intvrt disc (pyogenic), cervicothor region
        • M46.34 - Infection of intervertebral disc (pyogenic), thoracic region
        • M46.35 - Infection of intvrt disc (pyogenic), thoracolumbar region
        • M46.36 - Infection of intervertebral disc (pyogenic), lumbar region
        • M46.37 - Infection of intvrt disc (pyogenic), lumbosacral region
        • M46.38 - Infection of intvrt disc (pyogenic), sacr/sacrocygl region
        • M46.39 - Infection of intvrt 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 - Oth 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 - Oth infective spondylopathies, sacr/sacrocygl region
        • M46.59 - Other infective spondylopathies, multiple sites in spine
        • M46.8 - Other specified inflammatory spondylopathies
        • M46.80 - Oth inflammatory spondylopathies, site unspecified
        • M46.81 - Oth inflammatory spondylopathies, occipt-atlan-ax region
        • M46.82 - Oth inflammatory spondylopathies, cervical region
        • M46.83 - Oth inflammatory spondylopathies, cervicothoracic region
        • M46.84 - Oth inflammatory spondylopathies, thoracic region
        • M46.85 - Oth inflammatory spondylopathies, thoracolumbar region
        • M46.86 - Other specified inflammatory spondylopathies, lumbar region
        • M46.87 - Oth inflammatory spondylopathies, lumbosacral region
        • M46.88 - Oth inflammatory spondylopathies, sacr/sacrocygl region
        • M46.89 - Oth inflammatory spondylopathies, multiple sites in spine
        • M46.9 - Unspecified inflammatory spondylopathy
        • M46.90 - Unspecified inflammatory spondylopathy, site unspecified
        • M46.91 - Unsp inflammatory spondylopathy, occipt-atlan-ax region
        • M46.92 - Unspecified inflammatory spondylopathy, cervical region
        • M46.93 - Unsp 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 - Unsp inflammatory spondylopathy, sacr/sacrocygl region
        • M46.99 - Unsp 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 comprsn synd, occipt-atlan-ax region
        • M47.012 - Anterior spinal artery comprsn syndromes, cervical region
        • M47.013 - Anterior spinal artery comprsn syndromes, cervicothor region
        • M47.014 - Anterior spinal artery comprsn syndromes, thoracic region
        • M47.015 - Anterior spinal artery comprsn syndromes, thoracolum region
        • M47.016 - Anterior spinal artery compression syndromes, lumbar region
        • M47.019 - Anterior spinal artery compression syndromes, site unsp
        • M47.02 - Vertebral artery compression syndromes
        • M47.021 - Verteb art compression syndromes, occipt-atlan-ax 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 - Oth spondylosis w 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 - Oth spondylosis w radiculopathy, occipt-atlan-ax 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 - Oth spondylosis w radiculopathy, sacr/sacrocygl region
        • M47.8 - Other spondylosis
        • M47.81 - Spondylosis without myelopathy or radiculopathy
        • M47.811 - Spondyls w/o myelpath or radiculopathy, occipt-atlan-ax rgn
        • M47.812 - Spondylosis w/o myelopathy or radiculopathy, cervical region
        • M47.813 - Spondyls w/o myelopathy or radiculopathy, cervicothor region
        • M47.814 - Spondylosis w/o myelopathy or radiculopathy, thoracic region
        • M47.815 - Spondyls w/o myelopathy or radiculopathy, thoracolum region
        • M47.816 - Spondylosis w/o myelopathy or radiculopathy, lumbar region
        • M47.817 - Spondyls w/o myelopathy or radiculopathy, lumbosacr region
        • M47.818 - Spondyls w/o myelpath or radiculopathy, sacr/sacrocygl rgn
        • M47.819 - Spondylosis without myelopathy or radiculopathy, site unsp
        • 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 claud
        • 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, 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, 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
        • M48.40XA - Fatigue fracture of vertebra, site unsp, init for fx
        • M48.40XD - Fatigue fx vertebra, site unsp, subs for fx w routn heal
        • M48.40XG - Fatigue fx vertebra, site unsp, subs for fx w delay heal
        • M48.40XS - Fatigue fracture of vertebra, site unsp, sequela of fracture
        • M48.41 - Fatigue fracture of vertebra, occipito-atlanto-axial region
        • M48.41XA - Fatigue fracture of vertebra, occipt-atlan-ax region, init
        • M48.41XD - Fatigue fx vert, occipt-atlan-ax rgn, 7thD
        • M48.41XG - Fatigue fx vert, occipt-atlan-ax rgn, 7thG
        • M48.41XS - Fatigue fracture of vertebra, occipt-atlan-ax region, sqla
        • M48.42 - Fatigue fracture of vertebra, cervical region
        • M48.42XA - Fatigue fracture of vertebra, cervical region, init for fx
        • M48.42XD - Fatigue fx vertebra, cerv region, subs for fx w routn heal
        • M48.42XG - Fatigue fx vertebra, cerv region, subs for fx w delay heal
        • M48.42XS - Fatigue fracture of vertebra, cervical region, sqla
        • M48.43 - Fatigue fracture of vertebra, cervicothoracic region
        • M48.43XA - Fatigue fracture of vertebra, cervicothoracic region, init
        • M48.43XD - Fatigue fx vert, cervicothor rgn, subs for fx w routn heal
        • M48.43XG - Fatigue fx vert, cervicothor rgn, subs for fx w delay heal
        • M48.43XS - Fatigue fracture of vertebra, cervicothoracic region, sqla
        • M48.44 - Fatigue fracture of vertebra, thoracic region
        • M48.44XA - Fatigue fracture of vertebra, thoracic region, init for fx
        • M48.44XD - Fatigue fx vertebra, thor region, subs for fx w routn heal
        • M48.44XG - Fatigue fx vertebra, thor region, subs for fx w delay heal
        • M48.44XS - Fatigue fracture of vertebra, thoracic region, sqla
        • M48.45 - Fatigue fracture of vertebra, thoracolumbar region
        • M48.45XA - Fatigue fracture of vertebra, thoracolumbar region, init
        • M48.45XD - Fatigue fx vertebra, thrclm region, subs for fx w routn heal
        • M48.45XG - Fatigue fx vertebra, thrclm region, subs for fx w delay heal
        • M48.45XS - Fatigue fracture of vertebra, thoracolumbar region, sqla
        • M48.46 - Fatigue fracture of vertebra, lumbar region
        • M48.46XA - Fatigue fracture of vertebra, lumbar region, init for fx
        • M48.46XD - Fatigue fx vertebra, lumbar region, subs for fx w routn heal
        • M48.46XG - Fatigue fx vertebra, lumbar region, subs for fx w delay heal
        • M48.46XS - Fatigue fracture of vertebra, lumbar region, sqla
        • M48.47 - Fatigue fracture of vertebra, lumbosacral region
        • M48.47XA - Fatigue fracture of vertebra, lumbosacral region, init
        • M48.47XD - Fatigue fx vert, lumbosacr region, subs for fx w routn heal
        • M48.47XG - Fatigue fx vert, lumbosacr region, subs for fx w delay heal
        • M48.47XS - Fatigue fracture of vertebra, lumbosacral region, sqla
        • M48.48 - Fatigue fracture of vertebra, sacr/sacrocygl region
        • M48.48XA - Fatigue fracture of vertebra, sacr/sacrocygl region, init
        • M48.48XD - Fatigue fx vert, sacr/sacrocygl rgn, 7thD
        • M48.48XG - Fatigue fx vert, sacr/sacrocygl rgn, 7thG
        • M48.48XS - Fatigue fracture of vertebra, sacr/sacrocygl region, sqla
        • M48.5 - Collapsed vertebra, not elsewhere classified
        • M48.50 - Collapsed vertebra, not elsewhere classified, site unsp
        • M48.50XA - Collapsed vertebra, NEC, site unsp, init
        • M48.50XD - Collapsed vertebra, NEC, site unsp, subs for fx w routn heal
        • M48.50XG - Collapsed vertebra, NEC, site unsp, subs for fx w delay heal
        • M48.50XS - Collapsed vertebra, NEC, site unsp, sequela of fracture
        • M48.51 - Collapsed vertebra, NEC, occipito-atlanto-axial region
        • M48.51XA - Collapsed vertebra, NEC, occipito-atlanto-axial region, init
        • M48.51XD - Collapsed vert, NEC, occipt-atlan-ax rgn, 7thD
        • M48.51XG - Collapsed vert, NEC, occipt-atlan-ax rgn, 7thG
        • M48.51XS - Collapsed vertebra, NEC, occipt-atlan-ax region, sqla
        • M48.52 - Collapsed vertebra, NEC, cervical region
        • M48.52XA - Collapsed vertebra, NEC, cervical region, init
        • M48.52XD - Collapsed vert, NEC, cerv region, subs for fx w routn heal
        • M48.52XG - Collapsed vert, NEC, cerv region, subs for fx w delay heal
        • M48.52XS - Collapsed vertebra, NEC, cervical region, sqla
        • M48.53 - Collapsed vertebra, NEC, cervicothoracic region
        • M48.53XA - Collapsed vertebra, NEC, cervicothoracic region, init
        • M48.53XD - Collapsed vert, NEC, cervicothor rgn, 7thD
        • M48.53XG - Collapsed vert, NEC, cervicothor rgn, 7thG
        • M48.53XS - Collapsed vertebra, NEC, cervicothoracic region, sqla
        • M48.54 - Collapsed vertebra, NEC, thoracic region
        • M48.54XA - Collapsed vertebra, NEC, thoracic region, init
        • M48.54XD - Collapsed vert, NEC, thor region, subs for fx w routn heal
        • M48.54XG - Collapsed vert, NEC, thor region, subs for fx w delay heal
        • M48.54XS - Collapsed vertebra, NEC, thoracic region, sqla
        • M48.55 - Collapsed vertebra, NEC, thoracolumbar region
        • M48.55XA - Collapsed vertebra, NEC, thoracolumbar region, init
        • M48.55XD - Collapsed vert, NEC, thrclm region, subs for fx w routn heal
        • M48.55XG - Collapsed vert, NEC, thrclm region, subs for fx w delay heal
        • M48.55XS - Collapsed vertebra, NEC, thoracolumbar region, sqla
        • M48.56 - Collapsed vertebra, not elsewhere classified, lumbar region
        • M48.56XA - Collapsed vertebra, NEC, lumbar region, init
        • M48.56XD - Collapsed vert, NEC, lumbar region, subs for fx w routn heal
        • M48.56XG - Collapsed vert, NEC, lumbar region, subs for fx w delay heal
        • M48.56XS - Collapsed vertebra, NEC, lumbar region, sequela of fracture
        • M48.57 - Collapsed vertebra, NEC, lumbosacral region
        • M48.57XA - Collapsed vertebra, NEC, lumbosacral region, init
        • M48.57XD - Collapsed vert, NEC, lumbosacr rgn, subs for fx w routn heal
        • M48.57XG - Collapsed vert, NEC, lumbosacr rgn, subs for fx w delay heal
        • M48.57XS - Collapsed vertebra, NEC, lumbosacral region, sqla
        • M48.58 - Collapsed vertebra, NEC, sacr/sacrocygl region
        • M48.58XA - Collapsed vertebra, NEC, sacr/sacrocygl region, init
        • M48.58XD - Collapsed vert, NEC, sacr/sacrocygl rgn, 7thD
        • M48.58XG - Collapsed vert, NEC, sacr/sacrocygl rgn, 7thG
        • M48.58XS - Collapsed vertebra, NEC, sacr/sacrocygl region, sqla
        • M48.8 - Other specified spondylopathies
        • M48.8X - Other specified spondylopathies
        • M48.8X1 - Oth spondylopathies, occipito-atlanto-axial region
        • M48.8X2 - Other specified spondylopathies, cervical region
        • M48.8X3 - Other specified spondylopathies, cervicothoracic region
        • M48.8X4 - Other specified spondylopathies, thoracic region
        • M48.8X5 - Other specified spondylopathies, thoracolumbar region
        • M48.8X6 - Other specified spondylopathies, lumbar region
        • M48.8X7 - Other specified spondylopathies, lumbosacral region
        • M48.8X8 - Oth spondylopathies, sacral and sacrococcygeal region
        • M48.8X9 - Other specified spondylopathies, site unspecified
        • 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 unsp
        • M49.81 - Spond in diseases classd elswhr, occipt-atlan-ax region
        • M49.82 - Spondylopathy in diseases classd elswhr, cervical region
        • M49.83 - Spondylopathy in diseases classd elswhr, cervicothor region
        • M49.84 - Spondylopathy in diseases classd elswhr, thoracic region
        • M49.85 - Spond in diseases classd elswhr, thoracolumbar region
        • M49.86 - Spondylopathy in diseases classd elswhr, lumbar region
        • M49.87 - Spondylopathy in diseases classd elswhr, lumbosacral region
        • M49.88 - Spond in diseases classd elswhr, sacr/sacrocygl region
        • M49.89 - Spond in diseases classd elswhr, multiple sites in spine