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Article

XYY syndrome and other Y chromosome polysomies. Mental status and psychosocial functioning.

Genetic counseling (Geneva, Switzerland) - 1 Jan 1995

Fryns J P, Kleczkowska A, Kubień E, Van den Berghe H

Abstract excerpt

In this report we review the data on 75 male patients with extra Y chromosome diagnosed in Leuven in the period 1968-1993 among 98,725 patients (males and females) referred for constitutional chromosomal analysis. Special attention was given to their mental performance and psychosocial functioning. 1. Fifty male with 47,XYY karyotype were diagnosed. This is very close to the incidence of XYY in newborn studies...

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PMID: 8588846

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PubMed metadata and Literature Corpus relationships. Corpus snapshot updated 7 Sept 2026. Manifest publication-graph-cohort-2026-09-08.1.

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