Coronation Street's Leanne Battersby (Jane Danson) is set to become terrified her son is ill as he starts displaying worrying symptoms in forthcoming scenes.
Coronation Street spoilers have revealed that week, it is Oliver's birthday and his family gather to celebrate the big day.
However, the little boy baffles everyone as he sleeps through the entire thing, despite being presented with cake and presents.
Could this be a sign of things to come as Leanne becomes concerned about her son's health?
Fans know that Oliver's dad Steve McDonald (Simon Gregson) has a genetic disorder, as his dad Jim McDonald was diagnosed with Myotonic dystrophy several years ago.
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The genetic disorder is a muscle loss and weakness condition which leads to the person diagnosed struggling with mobility as it worsens.
It doesn’t usually present itself until adulthood and a person usually displays symptoms of hypersomnia or excessive tiredness if they have type 2 (DM2).
Could Oliver be showing early signs of the life-changing disease?
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Steve had previously been worried that his long lost daughter Emma Brooker (Alexandra Mardell) had the condition when she collapsed.
Executive Producer Iain MacLeod teased a tragedy is set to rock the residents, seeing families such turn on one another, with the McDonalds one of the clans taking centre stage in the story.
He told Metro.co.uk: "Something horrifically difficult and challenging will happen that draws in 3-4 different clans on the Street and forces them to deal with the hardest thing anyone would ever had to deal with."
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Could Oliver's diagnosis rip the cobbles apart?
This would be especially devastating for Leanne, as she struggled to conceive for years, but found herself pregnancy after a one night stand.
Is she about to lose her beloved son?
Corrie continues tomorrow at 7.30pm on ITV.
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