The teenager, 18, is claimed to have wanted pressing medical consideration and was taken to native medical centre for exams.
Harvey was born partially blind and in addition suffers from autism, ADHD and a genetic situation known as Prader-Willi syndrome.
His father is former footballer Dwight Yorke, however Harvey hasn’t seen him since he was a toddler.
Katie did not discover out about Harvey’s sight issues till he was round six weeks outdated, and he was recognized with the opposite circumstances because the years went on.
Nonetheless, the telly star, 42, has insisted that Harvey’s medical points will not be “life-limiting”.
“The one factor I might hate is that if I died earlier than him. He would die of a damaged coronary heart. He would not be capable to cope.”
Katie refers to Harvey as her “child” and her “man cub” as he nonetheless loves cuddles together with his mum.
The mum-of-five can be adamant that he is the one little one of hers who can by no means be taken away from her.
She advised the journal: “He is the one little one that nobody can ever attempt to remove from me, the others have their dads nevertheless it’s reassuring for me that he is at all times by my aspect…
“He’ll at all times be my child and he is at all times by my aspect. He is simply to distinctive and pure and harmless…
“He is six foot 2 and 27 stone and he appears to be like like a person, however he is such a child. He’ll at all times be my man cub and simply desires cuddles with me on the couch.”
In a candy publish on his birthday, Katie praised her son for defying medical doctors’ expectations and beating the percentages all through his life.
She wrote: “What a journey the final 18 years have been.
“You’ve defied all the percentages and confirmed that you’ll not let your disabilities cease you.
“They stated you’d by no means be capable to learn, however you like studying to your youthful brothers and sisters.
“Your expertise has no boundaries together with your paintings on public show at Gatwick airport, designed your individual greeting playing cards for Anna Kennedy On-line and elevating funds for the NHS by designing your individual T-shirt.
“You gentle up a room together with your distinctive humour and you’ve got everyone in stitches.
“You retain me entertained together with your various style in music and keyboard expertise, from Beethoven to Queen.
“Harvey Worth, you make me so proud each single day. Mum x.”
Harvey now spends 5 days every week in a residential care house, however returns to his mum at weekends and through holidays.
Katie beforehand opened up concerning the heartbreaking choice final 12 months, admitting she generally struggles to deal with his particular wants.
Throughout an emotional look on This Morning, Katie stated: “He’s now six foot two, 24 stone and he is nonetheless rising and he kicks off.
“I like him a lot, he is my absolute life, however he is simply arduous work now.
“At his faculty they do boarding there. It is taken me ages to be satisfied it’s the greatest place.
“Not less than when he is in school, he can do Monday to Friday after faculty membership, I can nonetheless go up there and tuck him into mattress and have dinner with him.
“[It’s] solely Monday to Friday. Each weekend and holidays I’ll have him.”
Harvey has been at house full-time in the course of the coronavirus lockdown and Katie has been homeschooling him herself over the previous few months.