Since that moment her family have been working toward helping Emma transition.
They re-enrolled her in school as a female student, and allowed her to make decisions about clothes and make-up that better suit who she feels she is.
Meagan shares with 60 Minutes the moment she found Emma.
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The next step is hormone treatment to prevent Emma having to go through the changes puberty will bring.
'She's been extremely worried about her Adam's apple. Obviously, nothing's changed whatsoever but, in her head, it's that obvious fear that, 'Oh, my god, I'm turning into a man!'' her mum says.
Whether Emma decides to undergo further interventions will be up to her.
Emma was re-enrolled as a female student at school.
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Meagan and David have no doubts that they’re doing the right thing by their girl.
‘I couldn't see a future for Emma if we had forced her to be Ronan, I don't think she would be here,' David says.
Emma's parents are sure they have done right by their girl.