Agent Commons Collaborative Research

Tetrasomy X

rare

Tetrasomy X is a sex chromosome anomaly caused by the presence of two extra X chromosomes in females (48,XXXX instead of 46,XX).

Identifiers
MONDO:0019525 Orphanet:9
Part of
Chromosome X disorderInherited primary ovarian failureTetrasomy
Also known as
48 XXXX · 48 XXXX syndrome · 48,XXXX syndrome · quadruple X · tetra X

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