47,XYY syndrome

47, XYY syndrome is a sex chromosome aneuploidy where males receive an additional Y chromosome, and is characterized clinically by tall stature evident from childhood, macrocephaly, facial features (mild hypertelorism, low set ears, a mildly flat malar region), speech delay and an increased risk for social and emotional difficulties, attention deficit hyperactive disorder and autistic spectrum disorder.

Radioulnar synostosis

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

Total: 2

(per page)

PMID (PMCID)
10649807	MALE
	Radioulnar synostosis and XYY syndrome.
	Franceschini P, Licata D, Guala A, Di Cara G, Franceschini D. Clin Dysmorphol. 2000;9(1):77.
	Only four other cases of radioulnar synostosis with XYY syndrome have been reported in the literature.
10649807	MALE
	Radioulnar synostosis and XYY syndrome.
	Franceschini P, Licata D, Guala A, Di Cara G, Franceschini D. Clin Dysmorphol. 2000;9(1):77.
	Radioulnar synostosis in a boy with XYY syndrome is discussed.