raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:3156

Senior-Loken syndrome

Synonyms: Nephronophthisis with retinal dystrophy · Renal dysplasia-retinal aplasia syndrome · SLSN

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Adolescent, Adult, Childhood, Infancy
Status
active

A rare autosomal recessive oculo-renal ciliopathy characterized by the association of nephronophthisis (NPHP), a chronic kidney disease, with retinal dystrophy.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSenior-Loken syndromeNephronophthisis with retinal dystrophy · Renal dysplasia-retinal aplasia syndrome · SLSN
frSyndrome de Senior-LokenNéphronophtise avec dystrophie rétinienne · SLSN · Syndrome de dysplasie rénale-aplasie rétinienne
deSenior-Loken-SyndromNephronophthise mit Retinadystrophie · SLSN · Renaldysplasie-Retinaaplasie-Syndrom
esSíndrome de Senior-LokenDisplasia renal-aplasia retiniana · Nefronoptisis con distrofia de la retina · SLSN
itSindrome di Senior-LokenDisplasia renale - aplasia retinica · Nefronoftisi con distrofia retinica · SLSN
nlSyndroom van Senior-LokenNefronoftise met retinale dystrofie · Renale dysplasie - retinale aplasie-syndroom · SLSN
ptSíndrome Senior-LokenSLSN · Síndrome de displasia renal-aplasia da retina
plZespół Seniora i LokenaDysplazja nerek - aplazja siatkówki · Nefronoftyza z dystrofią siatkówki · SLSN
csSenior-Loken syndromNefronoftíza s retinální dystrofií · Syndrom zahrnující renální dysplázii a retinální aplázii · SLSN
ukСиндром Сеніора-ЛокенаНефронофтіз з дистрофією сітківки · Синдром ниркової дисплазії - аплазії сітківки · SLSN
zhSenior-Loken综合征肾发育不良-视网膜发育不全综合征
trSenior-Loken sendromuSLSN · Retina distrofisi ile seyreden nefronofitisis · Böbrek displazisi-retinal aplazi sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM266900Evalidated
OMIM606995BTNTvalidated
OMIM606996BTNTvalidated
OMIM609254BTNTvalidated
OMIM610189BTNTvalidated
OMIM613615BTNTvalidated
OMIM614845BTNTvalidated
OMIM616307BTNTvalidated
OMIM616629BTNTvalidated
ICD-10Q61.5NTBTattributedvalidated
ICD-119B70NTBTindexvalidated
MONDO0017842Evalidated
MeSHC537580Evalidated
UMLSC0403553Evalidated
GARD322Evalidated
MedDRA10084074Evalidated

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 (5):

No children.

4

Genes

10 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
IFT54Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:17861ENSG000002041046073802q37.3intraflagellar transport 5426487268[PMID]
CEP164Disease-causing germline mutation(s) inAssessedHGNC:29182ENSG0000011027461484811q23.3centrosomal protein 16422863007[PMID]
CEP290Disease-causing germline mutation(s) inAssessedHGNC:29021ENSG0000019870761014212q21.32centrosomal protein 29022819833[PMID]
INVSDisease-causing germline mutation(s) inAssessedHGNC:17870ENSG000001195092433059q31.1inversin16522655[PMID]_22819833[PMID]
IQCB1Disease-causing germline mutation(s) inAssessedHGNC:28949ENSG000001732266092373q13.33IQ motif containing B122819833[PMID]
NPHP1Disease-causing germline mutation(s) inAssessedHGNC:7905ENSG000001440616071002q13nephrocystin 122819833[PMID]
NPHP3Disease-causing germline mutation(s) inAssessedHGNC:7907ENSG000001139716080023q22.1nephrocystin 322819833[PMID]
NPHP4Disease-causing germline mutation(s) inAssessedHGNC:19104ENSG000001316976072151p36.31nephrocystin 422819833[PMID]
SDCCAG8Disease-causing germline mutation(s) inAssessedHGNC:10671ENSG000000542826135241q43-q44SHH signaling and ciliogenesis regulator SDCCAG822819833[PMID]
WDR19Disease-causing germline mutation(s) inAssessedHGNC:18340ENSG000001577966081514p14WD repeat domain 1923683095[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-9 / 1 000 000—WorldwideClass onlyValidated33109693[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

16 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0007703Abnormality of retinal pigmentation
HP:0012622Chronic kidney disease
HP:0001263Global developmental delay
HP:0000822Hypertension
HP:0000556Retinal dystrophy
HP:0004322Short stature
HP:0003774Stage 5 chronic kidney disease
HP:0000505Visual impairment
Frequent (79-30%)
HP:0000090Nephronophthisis
HP:0008209Premature ovarian insufficiency
HP:0000529Progressive visual loss
Occasional (29-5%)
HP:0004348Abnormality of bone mineral density
HP:0001251Ataxia
HP:0000518Cataract
HP:0010579Cone-shaped epiphysis
HP:0002612Congenital hepatic fibrosis

Run the differential on the 8 obligate / very frequent terms

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Sources for this card