raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2473

McKusick-Kaufman syndrome

Synonyms: Hydrometrocolpos-postaxial polydactyly syndrome · Kaufman-Mckusick syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Antenatal, Neonatal
Status
active

A rare genetic syndrome with multiple congenital anomalies characterized by urogenital malformations, mainly hydrometrocolpos (HMC) in females, postaxial polydactyly (PAP) and congenital heart disease (CHD). The disorder is allelic with Bardet-Biedl syndrome 6 (BBS6).

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enMcKusick-Kaufman syndromeHydrometrocolpos-postaxial polydactyly syndrome · Kaufman-Mckusick syndrome
frSyndrome de McKusick-KaufmanSyndrome d'hydrométrocolpos-polydactylie
deMcKusick-Kaufman-SyndromHydrometrokolpos - Polydaktylie
esSíndrome de McKusick Kaufman
itSindrome di McKusick-KaufmanIdrometrocolpo - polidattilia
nlSyndroom van McKusick-KaufmanHydrometrocolpos - postaxiale polydactylie-syndroom · Syndroom van Kaufman-McKusick
ptSíndrome Mckusick-KaufmanSíndrome Kaufman-Mckusick
plZespół McKusicka i KaufmanaHydrometrocolpos - polidaktylia zaosiowa · Zespół Kaufmana i McKusicka
csMcKusickův-Kaufmanův syndromSyndrom zahrnující hydrometrokolpos a postaxiální polydaktylii · MKKS syndrom · Kaufmanův-McKusickův syndrom · McKusick-Kaufmanův syndrom · Kaufman-McKusickův syndrom
ukСиндром МакКьюсіка-КауфманаСиндром гідрометрокольпосно-постаксіальної полідактилії · Синдром Кауфмана-Маккузіка
zhMcKusick-Kaufman综合征子宫阴道积水-轴后性多指症综合征
trMcKusick-Kaufman sendromuKaufman-Mckusick sendromu · Hidrometrokolpos-postaksiyal polidaktili sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM236700Evalidated
ICD-10Q87.8NTBTattributedvalidated
ICD-119B70NTBTindexvalidated
MONDO0009367Evalidated
MeSHC538159Evalidated
UMLSC0948368Evalidated
GARD3427Evalidated
MedDRA10052312Evalidated

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 (4):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
MKKSDisease-causing germline mutation(s) inAssessedHGNC:7108ENSG0000012586360489620p12.2MKKS centrosomal shuttling protein20301675[PMID]
5

Prevalence and incidence

3 records
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyValidatedORPHANET_20301675[PMID]
Cases/families90 casesWorldwideCase(s)Validated20301675[PMID]
Prevalence at birth1-5 / 10 00010 / 100 000Specific populationValue and classValidated20301675[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

28 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0030010Hydrometrocolpos
Frequent (79-30%)
HP:0000028Cryptorchidism
HP:0000807Glandular hypospadias
HP:0000126Hydronephrosis
HP:0001162Postaxial hand polydactyly
HP:0100779Urogenital sinus anomaly
Occasional (29-5%)
HP:0005916Abnormal metacarpal morphology
HP:0002251Aganglionic megacolon
HP:0002023Anal atresia
HP:0001631Atrial septal defect
HP:0001156Brachydactyly
HP:0000175Cleft palate
HP:0004397Ectopic anus
HP:0001508Failure to thrive
HP:0006101Finger syndactyly
HP:0001263Global developmental delay
HP:0000218High palate
HP:0004383Hypoplastic left heart
HP:0001249Intellectual disability
HP:0000003Multicystic kidney dysplasia
HP:0001643Patent ductus arteriosus
HP:0001830Postaxial foot polydactyly
HP:0004322Short stature
HP:0008368Tarsal synostosis
HP:0001636Tetralogy of Fallot
HP:0012227Urethral stricture
HP:0001629Ventricular septal defect
Very rare (<4-1%)
HP:0008678Renal hypoplasia/aplasia

Run the differential on the 1 obligate / very frequent terms

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Sources for this card