When endocrinologists examine children to determine Tanner stage, there can be examinations that are uncomfortable/ embarrassing. For example, a boy’s testicles might be palpated to determine the size of the testes. Doctors seek assent from the child to undertake these examinations and consent from parents. If the child has Gillick Competence consent is sought from the child..
If, following IOC eligibility screening, a child discovers, unexpectedly, they had an SRY gene, this will trigger medical investigations that are unrelated to the IOC. If/ where these are invasive and embarrassing, this in no different investigations undertaken for non athletes when concerns arise about sexual development.
We know that this hyperbole reflects straw grasping and creates noise away from the key point that it is right to exclude those who have gone through male puberty.
The NHS is piloting genetic screening at birth. Going forward, there is no chance that a baby born in the UK will be raised as a girl without their parents knowing they have a Y chromosome and a DSD. It’s not long until all this is moot within a UK context.