MDC 01 : Diseases and disorders of the nervous system
5,946 Diagnosis Codes are assigned to this MDC
M53.1 Cervicobrachial syndrome
M54.10 Radiculopathy, site unspecified
M54.11 Radiculopathy, occipito-atlanto-axial region
M54.12 Radiculopathy, cervical region
M54.13 Radiculopathy, cervicothoracic region
M54.18 Radiculopathy, sacral and sacrococcygeal region
M79.2 Neuralgia and neuritis, unspecified
P91.2 Neonatal cerebral leukomalacia
Q00.0 Anencephaly
Q00.1 Craniorachischisis
Q00.2 Iniencephaly
Q01.0 Frontal encephalocele
Q01.1 Nasofrontal encephalocele
Q01.2 Occipital encephalocele
Q01.8 Encephalocele of other sites
Q01.9 Encephalocele, unspecified
Q02 Microcephaly
Q03.0 Malformations of aqueduct of Sylvius
Q03.1 Atresia of foramina of Magendie and Luschka
Q03.8 Other congenital hydrocephalus
Q03.9 Congenital hydrocephalus, unspecified
Q04.0 Congenital malformations of corpus callosum
Q04.1 Arhinencephaly
Q04.2 Holoprosencephaly
Q04.3 Other reduction deformities of brain
Q04.4 Septo-optic dysplasia of brain
Q04.5 Megalencephaly
Q04.6 Congenital cerebral cysts
Q04.8 Other specified congenital malformations of brain
Q04.9 Congenital malformation of brain, unspecified
Q05.0 Cervical spina bifida with hydrocephalus
Q05.1 Thoracic spina bifida with hydrocephalus
Q05.2 Lumbar spina bifida with hydrocephalus
Q05.3 Sacral spina bifida with hydrocephalus
Q05.4 Unspecified spina bifida with hydrocephalus
Q05.5 Cervical spina bifida without hydrocephalus
Q05.6 Thoracic spina bifida without hydrocephalus
Q05.7 Lumbar spina bifida without hydrocephalus
Q05.8 Sacral spina bifida without hydrocephalus
Q05.9 Spina bifida, unspecified
Q06.0 Amyelia
Q06.1 Hypoplasia and dysplasia of spinal cord
Q06.2 Diastematomyelia
Q06.3 Other congenital cauda equina malformations
Q06.4 Hydromyelia
Q06.8 Other specified congenital malformations of spinal cord
Q06.9 Congenital malformation of spinal cord, unspecified
Q07.00 Arnold-Chiari syndrome without spina bifida or hydrocephalus
Q07.01 Arnold-Chiari syndrome with spina bifida
Q07.02 Arnold-Chiari syndrome with hydrocephalus
Q07.03 Arnold-Chiari syndrome with spina bifida and hydrocephalus
Q07.8 Other specified congenital malformations of nervous system
Q07.9 Congenital malformation of nervous system, unspecified
Q28.2 Arteriovenous malformation of cerebral vessels
Q28.3 Other malformations of cerebral vessels
Q76.0 Spina bifida occulta
Q85.00 Neurofibromatosis, unspecified
Q85.01 Neurofibromatosis, type 1
Q85.02 Neurofibromatosis, type 2
Q85.03 Schwannomatosis
Q85.09 Other neurofibromatosis
Q85.1 Tuberous sclerosis
R20.0 Anesthesia of skin
R20.1 Hypoesthesia of skin
R20.2 Paresthesia of skin
R20.3 Hyperesthesia
R20.8 Other disturbances of skin sensation
R20.9 Unspecified disturbances of skin sensation
R25.0 Abnormal head movements
R25.1 Tremor, unspecified
R25.2 Cramp and spasm
R25.3 Fasciculation
R25.8 Other abnormal involuntary movements
R25.9 Unspecified abnormal involuntary movements
R26.0 Ataxic gait
R26.1 Paralytic gait
R26.81 Unsteadiness on feet
R26.89 Other abnormalities of gait and mobility
R26.9 Unspecified abnormalities of gait and mobility
R27.0 Ataxia, unspecified
R27.8 Other lack of coordination
R27.9 Unspecified lack of coordination
R29.1 Meningismus
R29.2 Abnormal reflex
R29.3 Abnormal posture
R29.5 Transient paralysis
R29.6 Repeated falls
R29.810 Facial weakness
R29.818 Other symptoms and signs involving the nervous system
R29.890 Loss of height
R29.90 Unspecified symptoms and signs involving the nervous system
R29.91 Unspecified symptoms and signs involving the musculoskeletal system
R40.0 Somnolence
R40.1 Stupor
R40.20 Unspecified coma
R40.2110 Coma scale, eyes open, never, unspecified time
R40.2111 Coma scale, eyes open, never, in the field [EMT or ambulance]
R40.2112 Coma scale, eyes open, never, at arrival to emergency department
R40.2113 Coma scale, eyes open, never, at hospital admission
R40.2114 Coma scale, eyes open, never, 24 hours or more after hospital admission