There are multiple reasons for carrying out a paternity test before birth, each involving a different personal, legal or medical context.The main reasons are listed below:

Identification of fathers:.

Identifying who the father is during pregnancy can help resolve issues of legal recognition and future child support at an early stage.It is particularly important to clarify who is the father when complex relationships and affairs are involved.

Legal and social procedures:.

Establishing the father before the child’s birth facilitates legal and social processes, such as the preparation of birth certificates, social security and insurance procedures.

Obtaining family health history information:.

Knowing who the father is makes it easier to identify genetic history and health risks. This will enable the necessary medical measures and preventive measures to be planned.

Psychological security:.

Resolving uncertainty in the parent-child relationship can provide mothers and families with a sense of emotional security.This strengthens family bonds and helps stabilise the home environment after the birth of the child.

Postnatal preparation:.

Early identification of the father can effectively facilitate childcare participation and family planning after the birth.It can also prevent custody disputes and legal disputes.

Prenatal paternity testing is often sought in certain circumstances for these reasons and can be an important option for those involved.

医師監修監修日：2024年9月10日

岡博史（おかひろし）

医師・医学博士／ヒロクリニック統括院長

YouTubeチャンネルなどを通じて、遺伝子やNIPT（新型出生前診断）についてわかりやすく発信しています。