This is because it tends to grow very slowly over months or years, and there are several very effective treatments for it.
But the NHS warns: “The concern is that Bowen’s disease can eventually develop into a different type of skin cancer called squamous cell skin cancer if it’s left undiagnosed or neglected.
“It’s estimated this happens in up to one in 20 to one in 30 people with untreated Bowen’s disease.
“Squamous cell skin cancer is often treatable, but it can spread deeper into the body and is sometimes very serious.”
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