Triploid

Triploidy is a chromosomal disorder characterized by an additional set of chromosomes. In humans, this means having 69 chromosomes instead of the usual 46. This condition can occur in both plants and animals, including humans.

Causes

Triploidy can be caused by either dispermy, the fertilization of an egg by two sperm, or digyny, the fertilization of an egg that has not completed meiosis. In humans, most cases of triploidy are caused by dispermy.

Symptoms

In humans, triploidy can cause a variety of physical abnormalities, including growth retardation, microcephaly, heart defects, and neural tube defects. Many pregnancies with a triploid fetus end in miscarriage or stillbirth.

Diagnosis

Triploidy can be diagnosed through prenatal testing, including ultrasound, amniocentesis, and chorionic villus sampling. It can also be diagnosed after birth through genetic testing.

Treatment

There is no cure for triploidy, and treatment is supportive. This can include surgeries to correct physical abnormalities, therapies to address developmental delays, and counseling for families.

See also

• Chromosomal abnormalities
• Genetic disorders
• Prenatal diagnosis

Triploid Resources
Latest articles Most recent articles Ongoing trials	Wikipedia