Twins can have different parents. How is that possible? A fertility expert explains
A case in the Gold Coast is the first in Australia and only the third reported worldwide.
In a remarkable medical case, a Gold Coast woman gave birth to twins who were not genetically related to each other, marking a rare occurrence in reproductive medicine. This unique situation resulted from the surrogate carrying both an IVF embryo for a commissioning couple and her own biological baby simultaneously. This unprecedented event, the first in Australia and only the third reported globally, challenged the state's surrogacy laws, which were not designed to accommodate such a scenario.
The woman, a 27-year-old with five children, agreed to carry an embryo for a couple lacking a uterus, while also conceiving naturally with her partner, resulting in a single pregnancy that carried two babies from entirely separate families. Legal experts and geneticists worked to resolve the complex situation, ultimately determining that the twins were not considered "birth siblings" under Queensland law, thus allowing each biological couple to raise their respective children without being separated.
Written by urgent.news from The Conversation AU's reporting — not their text. Machine-written — may contain errors; check the original before relying on it.
