Turner syndrome

General Information (adopted from Orphanet):

Synonyms, Signs: 45,X/46,XX syndrome
45,X syndrome
Monosomy X
Number of Symptoms 25
OrphanetNr: 881
OMIM Id:
ICD-10: Q96
UMLs: C0041408
MeSH: D014424
MedDRA: 10045181
Snomed: 38804009

Prevalence, inheritance and age of onset:

Prevalence: 20 of 100 000 [Orphanet]
Inheritance: Unknown
Not applicable
[Orphanet]
Age of onset: Antenatal
Neonatal
Infancy
Childhood
[Orphanet]

Disease classification (adopted from Orphanet):

Parent Diseases: Chromosomal anomaly with cataract
 -Rare eye disease
 -Rare genetic disease
Non-acquired premature ovarian failure
 -Rare endocrine disease
 -Rare genetic disease
 -Rare gynecologic or obstetric disease
Rare endocrine growth disease
 -Rare endocrine disease
Sex chromosome disorder of sex development
 -Rare developmental defect during embryogenesis
 -Rare endocrine disease
 -Rare genetic disease
 -Rare urogenital disease
Syndrome with disorder of sex development of gynecological interest
 -Rare genetic disease
 -Rare gynecologic or obstetric disease
Syndromic developmental defect of the eye
 -Rare developmental defect during embryogenesis
 -Rare eye disease
 -Rare genetic disease
Syndromic epicanthus
 -Rare eye disease
 -Rare genetic disease
Syndromic renal or urinary tract malformation
 -Rare developmental defect during embryogenesis
 -Rare genetic disease
 -Rare renal disease
Syndromic urogenital tract malformation
 -Rare developmental defect during embryogenesis
 -Rare genetic disease
 -Rare urogenital disease
X chromosome number anomaly with female phenotype
 -Rare developmental defect during embryogenesis
 -Rare genetic disease

Symptom Information: Sort by abundance 

1
(HPO:0000137) Abnormality of the ovary Very frequent [Orphanet] 41 / 7739
2
(HPO:0000869) Secondary amenorrhea Frequent [Orphanet] 42 / 7739
3
(HPO:0100542) Abnormal localization of kidney Frequent [Orphanet] 64 / 7739
4
(HPO:0000465) Webbed neck Frequent [Orphanet] 81 / 7739
5
(HPO:0000476) Cystic hygroma Occasional [Orphanet] 22 / 7739
6
(HPO:0002162) Low posterior hairline Very frequent [Orphanet] 88 / 7739
7
(HPO:0000508) Ptosis Occasional [Orphanet] 459 / 7739
8
(HPO:0004404) Abnormality of the nipple Very frequent [Orphanet] 54 / 7739
9
(HPO:0006709) Aplasia/Hypoplasia of the nipples Very frequent [Orphanet] 28 / 7739
10
(HPO:0008373) Puberty and gonadal disorders Very frequent [Orphanet] 156 / 7739
11
(HPO:0004349) Reduced bone mineral density Occasional [Orphanet] 165 / 7739
12
(HPO:0100625) Enlarged thorax Very frequent [Orphanet] 15 / 7739
13
(HPO:0002967) Cubitus valgus Very frequent [Orphanet] 49 / 7739
14
(HPO:0002750) Delayed skeletal maturation Occasional [Orphanet] 250 / 7739
15
(HPO:0001163) Abnormality of the metacarpal bones Frequent [Orphanet] 149 / 7739
16
(HPO:0004322) Short stature Very frequent [Orphanet] 1232 / 7739
17
(HPO:0000995) Melanocytic nevus Frequent [Orphanet] 63 / 7739
18
(HPO:0000987) Atypical scarring of skin Occasional [Orphanet] 58 / 7739
19
(HPO:0001800) Hypoplastic toenails Frequent [Orphanet] 74 / 7739
20
(HPO:0007477) Abnormal dermatoglyphics Frequent [Orphanet] 72 / 7739
21
(HPO:0001231) Abnormality of the fingernails Frequent [Orphanet] 116 / 7739
22
(HPO:0001631) Atria septal defect Occasional [Orphanet] 274 / 7739
23
(HPO:0012303) Abnormality of the aortic arch Very frequent [Orphanet] 57 / 7739
24
(HPO:0001004) Lymphedema Occasional [Orphanet] 62 / 7739
25
(HPO:0012758) Neurodevelopmental delay Occasional [Orphanet] 949 / 7739

Associated genes:

ClinVar (via SNiPA)

Gene symbol Variation Clinical significance Reference

Additional Information: