Trisomy X: Difference between revisions
Line 53: | Line 53: | ||
|} | |} | ||
Table data from Tartaglia NR, etal., 2010<ref><pubmed>20459843</pubmed></ref> | |||
== References == | == References == |
Revision as of 13:45, 15 December 2010
Introduction
Trisomy X is a caused by the presence of an extra X chromosome in females (47,XXX instead of 46,XX). This is also the most common female chromosomal abnormality, occurring in approximately 1 in 1,000 female births.
Other abnormalities of chromosome number include: female tetrasomy X (quadruple X, or 48, XXXX) a rare chromosomal disorder and male Klinefelter syndrome, the presence of an additional X chromosome (47, XXY or XXY).
| Genital System - Abnormalities
Some Recent Findings
|
Physical Features
Feature | Estimated frequency based on current available data |
Tall stature >75th percentile | 80-89% |
Epicanthal folds | 32-46% |
Clinodactyly | 42-65% |
Hypotonia in infancy | 55-71% |
Genitourinary malformations | 5-16% |
Seizure disorder | 11-15% |
Intention tremor | 6-20% |
Congenital hip dysplasia | 2-12% |
Constipation/Abdominal pains | 12-45% |
Premature ovarian failure | unknown |
Table data from Tartaglia NR, etal., 2010[2]
References
Reviews
<pubmed>17062147</pubmed>
Articles
<pubmed> 19732877</pubmed>
Search PubMed
Search Pubmed: Trisomy X
External Links
External Links Notice - The dynamic nature of the internet may mean that some of these listed links may no longer function. If the link no longer works search the web with the link text or name. Links to any external commercial sites are provided for information purposes only and should never be considered an endorsement. UNSW Embryology is provided as an educational resource with no clinical information or commercial affiliation.
Glossary Links
- Glossary: A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Numbers | Symbols | Term Link
Cite this page: Hill, M.A. (2024, June 5) Embryology Trisomy X. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/Trisomy_X
- © Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G