raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1217

Spinal atrophy-ophthalmoplegia-pyramidal syndrome

historical

Synonyms: Hamano-Tsukamoto syndrome

Type
Disease
Group
Disorder
Age of onset
Neonatal
Status
historical

Spinal atrophy-ophthalmoplegia-pyramidal syndrome is a rare, bulbospinal muscular atrophy characterized by generalized neonatal hypotonia, progressive pontobulbar and spinal palsy, pyramidal signs, and deafness. External ophthalmoplegia and bilateral mydriasis are typical signs. There have been no further descriptions in the literature since 1994.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSpinal atrophy-ophthalmoplegia-pyramidal syndromeHamano-Tsukamoto syndrome
frSyndrome d'atrophie spinale-ophtalmoplégie-syndrome pyramidalSyndrome de Hamano-Tsukamoto
deSpinale Atrophie-Ophthalmoplegie-Pyramidenbahn-Symptomatik-SyndromHamano-Tsukamoto-Syndrom
esAtrofia espinal-oftalmoplejía-síndrome piramidalSíndrome de Hamano-Tsukamoto
itAtrofia spinale associata a oftalmoplegia e sindrome piramidaleSindrome di Hamano-Tsukamoto
nlSpinale atrofie - oftalmoplegie - piramidale symptomen-syndroomSyndroom van Hamano-Tsukamoto
ptAtrofia espinhal-oftalmoplegia-síndrome piramidalSíndrome Hamano-Tsukamoto
plZespół piramidowy z zanikiem rdzenia i oftalmoplegiąZespół Hamano i Tsukamoto
csSpinální atrofie, oftalmoplegie a pyramidální syndromHamanův-Tsukamotův syndrom · Hamano-Tsukamotův syndrom
ukСпінальна атрофія-офтальмоплегія-пірамідний синдромСиндром Хамано-Цукамото
zh脊髓性肌萎缩-眼肌麻痹-锥体束征综合征Hamano-Tsukamoto 综合征
trSpinal atrofi-oftalmopleji-piramidal sendromHamano-Tsukamoto sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10G12.2NTBTattributedvalidated
MONDO0015250Evalidated
MeSHC535625Evalidated
UMLSC2930956Evalidated
GARD4942Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 casesWorldwideCase(s)Validated8068160[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_8068160[PMID]

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card