Now, Greg Keating's family want to buy him new hands so he can get back into the classroom.
The 30-year-old, from Maidstone, Kent, first felt poorly with what he thought was the flu in mid-January.
But just hours later his nose and cheeks started to go purple.
Jo, speaking on behalf of Greg, who is currently in a rehabilitation centre in Kent, explained how when he first fell ill no-one was particularly concerned.
Jo, who has been with Greg for seven years, said: “I thought it was the flu.
“Greg thought it was the flu. That’s why hewants to share his story, to raise awareness, so people don’t necessarily dismiss their illnesses.”