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trisomy X

trisomy X Trisomy X is a genetic condition in which a female has an extra X chromosome, giving a 47,XXX chromosome pattern.

Trisomy X is a genetic condition in which a female has an extra X chromosome, giving a 47,XXX chromosome pattern. It is often associated with tall stature and a higher chance of learning difficulties and delayed speech and language development.

See also

Sources

Drafting source: NCI Thesaurus. Flat export snapshot 2026-10-18. “47,XXX Syndrome” (C129718).
CC-BY-4.0 · Definition uses new wording; original source retains its stated licence. · Source snapshot SHA-256: b27ca135beadd46c343d248135377c5077c5447fe11b93803bfab866b84fcd38

These citations identify the drafting sources. 2/2 independent reader passes against the pinned source packet. The drafter does not count as a reader. Source institutions do not endorse this dictionary.

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PsychTerms (psychterms.org), CC BY 4.0, version 1. “trisomy X.” Development preview.

Version 1 · SHA-256: b16a02c17e9b6b60933c6ff0bb2f9721e80ad2d56dcd060eabf6af96253ef380

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