raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:251510

46,XY partial gonadal dysgenesis

Synonyms: 46,XY PGD · 46,XY partial testicular dysgenesis

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant, Autosomal recessive, X-linked recessive, Y-linked
Age of onset
Infancy, Neonatal
Status
active

A rare disorder/difference of sex development (DSD) characterized by atypical gonadal development that results in genital ambiguity of variable degree ranging from almost female phenotype to almost male phenotype in a patient carrying a 46,XY karyotype.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
en46,XY partial gonadal dysgenesis46,XY PGD · 46,XY partial testicular dysgenesis
frDysgénésie gonadique partielle 46,XYDysgénésie testiculaire partielle 46, XY
de46,XY-Gonadendysgenesie, partielle46,XY PGD · 46,XY partielle testikuläre Dysgenese
esDisgenesia gonadal parcial 46,XY46,XY PGD · Disgenesia testicular parcial 46,XY · PGD 46,XY
itDisgenesia gonadica parziale 46,XYDisgenesia testicolare parziale 46,XY · PGD 46,XY
nl46,XY partiële gonadale dysgenesie46,XY PGD · 46,XY partiële testiculaire dysgenesie
ptDisgenesia gonadal parcial 46,XYPGD 46,XY
plCzęściowa dysgenezja gonad z kariotypem 46,XY46,XY PGD · Częściowa dysgenezja jąder z kariotypem 46,XY
cs46,XY parciální gonadální dysgeneze46,XY PGD · 46,XY parciální testikulární dysgeneze
uk46,XY часткова дисгенезія гонад46,XY часткова дисгенезія яєчок · 46,XY PGD
zh46XY部分性性腺发育不全46,XY部分性睾丸发育不全
tr46, XY kısmi gonadal disgenezi46, XY PGD · 46, XY kısmi testis disgenezi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM154230BTNTvalidated
OMIM300018BTNTvalidated
OMIM612965BTNTvalidated
OMIM613762BTNTvalidated
OMIM615542BTNTvalidated
OMIM616067BTNTvalidated
OMIM616425BTNTvalidated
ICD-10Q56.1NTBTattributedvalidated
ICD-11LD2A.1NTBTindexvalidated
MONDO0016674Evalidated
UMLSC4510744Evalidated

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

11 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
WT1Candidate gene tested inNot yet assessedHGNC:12796ENSG0000018493760710211p13WT1 transcription factor25613702[PMID]
GATA4Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:4173ENSG000001365746005768p23.1GATA binding protein 421220346[PMID]
DHX37Disease-causing germline mutation(s) inAssessedHGNC:17210ENSG0000015099061736212q24.31DEAH-box helicase 3731337883[PMID]
MAP3K1Disease-causing germline mutation(s) inAssessedHGNC:6848ENSG000000950156009825q11.2mitogen-activated protein kinase kinase kinase 121129722[PMID]
NR5A1Disease-causing germline mutation(s) inAssessedHGNC:7983ENSG000001369311847579q33.3nuclear receptor subfamily 5 group A member 125580123[PMID]
SOX9Disease-causing germline mutation(s) inAssessedHGNC:11204ENSG0000012539860816017q24.3SRY-box transcription factor 922051515[PMID]
SRYDisease-causing germline mutation(s) inAssessedHGNC:11311ENSG00000184895480000Yp11.2sex determining region Y17493621[PMID]
WWOXDisease-causing germline mutation(s) inAssessedHGNC:12799ENSG0000018615360513116q23.1-q23.2WW domain containing oxidoreductase22071891[PMID]
ZFPM2Disease-causing germline mutation(s) inAssessedHGNC:16700ENSG000001699466036938q23zinc finger protein, FOG family member 224549039[PMID]
NR0B1Role in the phenotype ofAssessedHGNC:7960ENSG00000169297300473Xp21.2nuclear receptor subfamily 0 group B member 118384427[PMID]
VAMP7Role in the phenotype ofAssessedHGNC:11486ENSG00000124333300053Xq28 and Yq12vesicle associated membrane protein 724880616[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

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

43 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000812Abnormal internal genitalia
HP:0012244Abnormal sex determination
HP:0000058Abnormality of the labia
HP:0000045Abnormality of the scrotum
HP:0000142Abnormality of the vagina
HP:0000062Ambiguous genitalia
HP:0000027Azoospermia
HP:0008665Clitoral hypertrophy
HP:0000868Decreased fertility in females
HP:0008214Decreased serum estradiol
HP:0040171Decreased serum testosterone concentration
HP:0008734Decreased testicular size
HP:0008232Elevated circulating follicle stimulating hormone level
HP:0011969Elevated circulating luteinizing hormone level
HP:0008730Female external genitalia in individual with 46,XY karyotype
HP:0000133Gonadal dysgenesis
HP:0000771Gynecomastia
HP:0000815Hypergonadotropic hypogonadism
HP:0008736Hypoplasia of penis
HP:0008726Hypoplasia of the vagina
HP:0000047Hypospadias
HP:0000837Increased circulating gonadotropin level
HP:0003251Male infertility
HP:0000054Micropenis
HP:0000939Osteoporosis
HP:0000786Primary amenorrhea
HP:0002215Sparse axillary hair
HP:0002225Sparse pubic hair
HP:0010464Streak ovary
HP:0100779Urogenital sinus anomaly
HP:0012870Vanishing testis
Frequent (79-30%)
HP:0000028Cryptorchidism
HP:0000823Delayed puberty
HP:0000150Gonadoblastoma
Occasional (29-5%)
HP:0008187Absence of secondary sex characteristics
HP:0000846Adrenal insufficiency
HP:0002750Delayed skeletal maturation
HP:0000149Ovarian gonadoblastoma
HP:0008193Primary gonadal insufficiency
HP:0000030Testicular gonadoblastoma
Very rare (<4-1%)
HP:0030680Abnormal cardiovascular system morphology
HP:0002667Nephroblastoma
HP:0000100Nephrotic syndrome

Run the differential on the 12 obligate / very frequent terms

Annotation source: 25247647[PMID]_23044873[PMID]_20595937[PMID]_17973056[PMID]_16437021[PMID]_8240973[PMID]_9143505[PMID]_567843[PMID]_19246354[PMID]_10369247[PMID]_12786760[PMID]_21220346[PMID]_24549039[PMID]_22051515[PMID]

7

Sources for this card