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 A17.81)
 * tuberculoma of meninges (A17.1)

G08 Intracranial and intraspinal phlebitis and thrombophlebitis

 * Includes septic embolism of intracranial or intraspinal venous sinuses and veins
 * septic endophlebitis of intracranial or intraspinal venous sinuses and veins
 * septic phlebitis of intracranial or intraspinal venous sinuses and veins
 * septic thrombophlebitis of intracranial or intraspinal venous sinuses and veins
 * septic thrombosis of intracranial or intraspinal venous sinuses and veins
 * Excludes1: intracranial phlebitis and thrombophlebitis complicating:
 * abortion, ectopic or molar pregnancy (O00-O07, O08.7)
 * pregnancy, childbirth and the puerperium (O22.5, O87.3)
 * nonpyogenic intracranial phlebitis and thrombophlebitis (I67.6)
 * nonpyogenic intraspinal phlebitis and thrombophlebitis (G95.1)

G09 Sequelae of inflammatory diseases of central nervous system

 * Note: Category G09 is to be used to indicate conditions whose primary classification is to G00-G08 as the cause of sequelae, themselves classifiable elsewhere. The "sequelae" include conditions specified as residuals.
 * Code first condition resulting from (sequela) of inflammatory diseases of central nervous system

=Systemic atrophies primarily affecting the central nervous system (G10-G14) =

G10 Huntington's disease

 * Includes Huntington's chorea
 * Huntington's dementia

G11 Hereditary ataxia

 * Excludes2: cerebral palsy (G80.-)
 * hereditary and idiopathic neuropathy (G60.-)
 * metabolic disorders (E70-E90)
 * G11.0 Congenital nonprogressive ataxia
 * G11.1 Early-onset cerebellar ataxia
 * Early-onset cerebellar ataxia with essential tremor
 * Early-onset cerebellar ataxia with myoclonus [Hunt's ataxia]
 * Early-onset cerebellar ataxia with retained tendon reflexes
 * Friedreich's ataxia (autosomal recessive)
 * X-linked recessive spinocerebellar ataxia
 * G11.