49,XXXXY syndrome

The 49,XXXXY syndrome represents a chromosomal anomaly of the aneuploidic type characterized by the presence of three extra X chromosomes in males.

Radioulnar synostosis

An abnormal osseous union (fusion) between the radius and the ulna.


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(per page)
PMID (PMCID)
17728969
MALE Infant, Newborn
A rare case of ambiguous genitalia.
Ng SF, Boo NY, Wu LL, Shuib S.
Singapore Med J. 2007;48(9):858-61.
We report a term male newborn with 49,XXXXY syndrome presenting with ambiguous genitalia, multiple extra-gonadal anomalies, facial dysmorphism, and radioulnar synostosis.