Alphabetical Reference

Index Terms: G

Terms and conditions starting with 'G' classified in the 2026 ICD-10-CM system.

Hemophilus meningitis G00.0
Pneumococcal meningitis G00.1
Streptococcal meningitis G00.2
Staphylococcal meningitis G00.3
Other bacterial meningitis G00.8
Bacterial meningitis, unspecified G00.9
Nonpyogenic meningitis G03.0
Chronic meningitis G03.1
Benign recurrent meningitis [Mollaret] G03.2
Meningitis due to other specified causes G03.8
Meningitis, unspecified G03.9
Acute disseminated encephalitis and encephalomyelitis (ADEM) G04.0
Acute disseminated encephalitis and encephalomyelitis, unspecified G04.00
Postinfectious acute disseminated encephalitis and encephalomyelitis (postinfectious ADEM) G04.01
Postimmunization acute disseminated encephalitis, myelitis and encephalomyelitis G04.02
Tropical spastic paraplegia G04.1
Bacterial meningoencephalitis and meningomyelitis, not elsewhere classified G04.2
Acute necrotizing hemorrhagic encephalopathy G04.3
Acute necrotizing hemorrhagic encephalopathy, unspecified G04.30
Postinfectious acute necrotizing hemorrhagic encephalopathy G04.31
Postimmunization acute necrotizing hemorrhagic encephalopathy G04.32
Other acute necrotizing hemorrhagic encephalopathy G04.39
Other encephalitis, myelitis and encephalomyelitis G04.8
Other encephalitis and encephalomyelitis G04.81
Acute flaccid myelitis G04.82
Other myelitis G04.89
Encephalitis, myelitis and encephalomyelitis, unspecified G04.9
Encephalitis and encephalomyelitis, unspecified G04.90
Myelitis, unspecified G04.91
Encephalitis and encephalomyelitis in diseases classified elsewhere G05.3
Myelitis in diseases classified elsewhere G05.4
Intracranial abscess and granuloma G06.0
Intraspinal abscess and granuloma G06.1
Extradural and subdural abscess, unspecified G06.2
Congenital nonprogressive ataxia G11.0
Early-onset cerebellar ataxia G11.1
Early-onset cerebellar ataxia, unspecified G11.10
Friedreich ataxia G11.11
Other early-onset cerebellar ataxia G11.19
Late-onset cerebellar ataxia G11.2
Cerebellar ataxia with defective DNA repair G11.3
Hereditary spastic paraplegia G11.4
Hypomyelination - hypogonadotropic hypogonadism - hypodontia G11.5
Leukodystrophy with vanishing white matter disease G11.6
Other hereditary ataxias G11.8
Hereditary ataxia, unspecified G11.9
Infantile spinal muscular atrophy, type I [Werdnig-Hoffman] G12.0
Other inherited spinal muscular atrophy G12.1
Motor neuron disease G12.2
Motor neuron disease, unspecified G12.20
Amyotrophic lateral sclerosis G12.21
Progressive bulbar palsy G12.22
Primary lateral sclerosis G12.23
Familial motor neuron disease G12.24
Progressive spinal muscle atrophy G12.25
Other motor neuron disease G12.29
Other spinal muscular atrophies and related syndromes G12.8
Spinal muscular atrophy, unspecified G12.9
Paraneoplastic neuromyopathy and neuropathy G13.0
Other systemic atrophy primarily affecting central nervous system in neoplastic disease G13.1
Systemic atrophy primarily affecting the central nervous system in myxedema G13.2
Systemic atrophy primarily affecting central nervous system in other diseases classified elsewhere G13.8
Parkinson's disease without dyskinesia G20.A
Parkinson's disease without dyskinesia, without mention of fluctuations G20.A1
Parkinson's disease without dyskinesia, with fluctuations G20.A2
Parkinson's disease with dyskinesia G20.B
Parkinson's disease with dyskinesia, without mention of fluctuations G20.B1
Parkinson's disease with dyskinesia, with fluctuations G20.B2
Parkinsonism, unspecified G20.C
Malignant neuroleptic syndrome G21.0
Other drug-induced secondary parkinsonism G21.1
Neuroleptic induced parkinsonism G21.11
Other drug induced secondary parkinsonism G21.19
Secondary parkinsonism due to other external agents G21.2
Postencephalitic parkinsonism G21.3
Vascular parkinsonism G21.4
Other secondary parkinsonism G21.8
Secondary parkinsonism, unspecified G21.9
Hallervorden-Spatz disease G23.0
Progressive supranuclear ophthalmoplegia [Steele-Richardson-Olszewski] G23.1
Striatonigral degeneration G23.2
Hypomyelination with atrophy of the basal ganglia and cerebellum G23.3
Other specified degenerative diseases of basal ganglia G23.8
Degenerative disease of basal ganglia, unspecified G23.9
Drug induced dystonia G24.0
Drug induced subacute dyskinesia G24.01
Drug induced acute dystonia G24.02
Other drug induced dystonia G24.09
Genetic torsion dystonia G24.1
Idiopathic nonfamilial dystonia G24.2
Spasmodic torticollis G24.3
Idiopathic orofacial dystonia G24.4
Blepharospasm G24.5
Other dystonia G24.8
Dystonia, unspecified G24.9
Essential tremor G25.0
Drug-induced tremor G25.1
Other specified forms of tremor G25.2
Myoclonus G25.3
Drug-induced chorea G25.4