: Includes amniocentesis or chorionic villus sampling (CVS) , which collect samples directly from the womb but carry a small risk of miscarriage. Legal vs. Personal Tests :
Paternity testing is a scientific process used to determine the biological relationship between a child and a potential father by comparing their genetic material . Modern DNA testing is considered the "gold standard" for its extreme accuracy, typically providing a for inclusions and 100% certainty for exclusions. How the Process Works paternity testing
: Laboratories extract DNA and analyze specific regions called Short Tandem Repeats (STRs) or genetic markers. : Includes amniocentesis or chorionic villus sampling (CVS)
: The most frequent type, typically involving simple cheek swabs from the child and alleged father. Prenatal (During Pregnancy) : Modern DNA testing is considered the "gold standard"
: The most common method uses a buccal (cheek) swab to collect epithelial cells. While blood samples are also accurate, swabs are preferred for being painless and easier to transport.
Information for Parents on U.S. Citizenship and DNA Testing - Travel
Testing can be categorized by timing and the intended use of the results: