XYY syndrome: Difference between revisions - Wikipedia

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| caption = [[Karyotype]] from a male with 47,XYY

| field = [[Medical genetics]]

| symptoms = None, being taller than averagethe parents, Mildly unusual physical features, severe [[acne]], [[Developmental coordination disorder|poor coordination]], [[Hypotonia|weakerweak muscle musclestone]], [[learning disability|learning]] and [[Speech disorder|speech problems]]<ref name=GHR2009/><ref name=NORD2012/>

| complications =

| onset = At conception<ref>https://www.childrensdayton.org/kidshealth/a/xyy-syndrome</ref>

| onset =

| duration = Lifelong

| types =

| causes = Two Y chromosomes in males<ref name=NORD2012/>