Klinefelter syndrome - Symptoms and causes - Mayo Clinic
Oct 29, 2024 · Klinefelter syndrome is a common condition that results when a person assigned male at birth has an extra copy of the X sex chromosome instead of the typical XY. Klinefelter …
Klinefelter Syndrome: What It Is, Symptoms & Treatment - Cleveland Clinic
Oct 9, 2023 · Klinefelter syndrome is a common genetic condition in which people assigned male at birth (AMAB) have an additional X chromosome. Symptoms may include breast growth, …
Klinefelter syndrome - Wikipedia
Klinefelter syndrome (KS), also known as 47,XXY, is a chromosome anomaly where a male has an extra X chromosome. [10] These complications commonly include infertility and small, …
Klinefelter Syndrome - StatPearls - NCBI Bookshelf
Nov 12, 2023 · Klinefelter syndrome (KS) results from 2 or more X chromosomes in a phenotypic male. The clinical phenotype of KS was first described by American physician Dr. Harry …
Klinefelter syndrome - MedlinePlus
Klinefelter syndrome, also called 47,XXY, is a chromosomal condition that affects development in people who are assigned male at birth. The signs and symptoms of Klinefelter syndrome vary. …
Klinefelter Syndrome: Symptoms, Causes, Diagnosis, and Treatment - WebMD
Oct 28, 2024 · Klinefelter syndrome, also known as XXY syndrome, is a condition in boys and men that’s caused by an extra X chromosome. It can affect physical and mental development.
About Klinefelter Syndrome - National Human Genome …
May 19, 2019 · Males who have Klinefelter syndrome may have the following symptoms: small, firm testes, a small penis, sparse pubic, armpit and facial hair, enlarged breasts (called …
Klinefelter Syndrome - Johns Hopkins Medicine
Klinefelter syndrome occurs when a male is born with an extra X chromosome. Thus a male with Klinefelter has XXY instead of the usual XY pair. Because males with this condition produce …
Klinefelter syndrome - Diagnosis and treatment - Mayo Clinic
Oct 29, 2024 · If you have a child with Klinefelter syndrome, you can help with healthy mental, physical, emotional and social development. Learn about Klinefelter syndrome. Then you can …
Klinefelter Syndrome: Symptoms, Causes, Treatments, and More - Healthline
Feb 27, 2022 · Klinefelter syndrome is a genetic disease that causes biological males to be born with an extra copy of the X chromosome in their cells. Males with this...