Hereditary degenerative disease of central nervous system	Progressive neuronal degeneration of childhood
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Progressive sclerosing poliodystrophy (disorder)
	Progressive sclerosing poliodystrophy
	Poliodystrophy Alpers' disease Gray matter degeneration Spongy glioneuronal dystrophy Alper's disease Progressive neuronal degeneration with liver cirrhosis

Id	20415001
Status	Defined

Associated morphology	Degenerative abnormality
Finding site	Gray matter structure of central nervous system
Occurrence	Childhood

SNOMED CT to Orphanet simple map

SNOMED CT to ICD-10 extended map

Target	G31.8
Rule	TRUE
Advice	ALWAYS G31.8
Correlation	SNOMED CT source code to target map code correlation not specified