raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:313800

ROSAH syndrome

Synonyms: Optic nerve edema-splenomegaly syndrome · Retinal dystrophy-optic nerve edema-splenomegaly-anhidrosis-migraine headache syndrome

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Childhood
Status
active

A rare presumably genetic disorder characterized by idiopathic massive splenomegaly with pancytopenia and childhood-onset chronic optic nerve edema with slowly progressive vision loss. Additional reported features include anhidrosis, urticaria and headaches.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enROSAH syndromeOptic nerve edema-splenomegaly syndrome · Retinal dystrophy-optic nerve edema-splenomegaly-anhidrosis-migraine headache syndrome
frSyndrome ROSAHSyndrome de dystrophie rétinienne-oedème du nerf optique-splénomégalie-anhidrose-céphalée migraineuse
deROSAH-SyndromSehnervödem-Splenomegalie-Syndrom · Netzhautdystrophie-Sehnervödem-Splenomegalie-Anhidrose-Migräne-Kopfschmerz-Syndrom
esSíndrome ROSAHSíndrome de edema del nervio óptico-esplenomegalia · Síndrome de distrofia retiniana-edema del nervio óptico-esplenomegalia-anhidrosis-cefalea migrañosa
itSindrome ROSAHSindrome edema del nervo ottico-splenomegalia · Sindrome da distrofia della retina, edema del nervo ottico, splenomegalia, anidrosi ed emicrania · Sindrome da edema del nervo ottico e splenomegalia
nlROSAH-syndroomOedeem van nervus opticus - splenomegalie-syndroom · Retinadystrofie - oedeem van nervus opticus - splenomegalie - anhidrose - migrainehoofdpijn-syndroom
ptSíndrome de distrofia da retina-edema do nervo óptico-esplenomegalia-anidrose-enxaquecaSíndrome ROSAH · Síndrome de edema do nervo óptico-esplenomegália
plZespół obrzęk nerwu wzrokowego-splenomegaliaZespół dystrofia siatkówki-obrzęk nerwu wzrokowego-splenomegalia-brak potliwości-migrenowy ból głowy
csSyndrom zahrnující retinální dystrofii, edém optického nervu, splenomegalii, anhidrózu a migrenózní bolesti hlavy= en
ukСиндром дистрофії сітківки-набряку зорового нерва-спленомегалії-ангідрозу-мігреніСиндром набряку зорового нерва-спленомегалії · Синдром ROSAH
zh视神经水肿-脾肿大综合征
trOptik sinir ödemi-splenomegali sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM614979Evalidated
ICD-10H35.8NTBTattributedvalidated
ICD-119B70NTBTattributedvalidated
MONDO0013999Evalidated
UMLSC4749914Evalidated

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 (3):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
ALPK1Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:20917ENSG000000733316073474q25alpha kinase 130967659[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families3 casesWorldwideCase(s)Validated22307799[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

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