IVF overused on basis of 'weak' evidence

IVF has spread beyond its evidence base and is now being overused for unexplained infertility, experts claim.

Although well established for tubal disease-related infertility, only "weak" evidence underpins the explosion of IVF for newer indications such as endometriosis, mild male subfertility and unexplained female infertility, according to the Evidence Based IVF Group, an international consortium.

The long-term health risks for IVF children meant the therapy may be unjustifiable in patients who still had a chance of conceiving