Original: Pugs can suffer from necrotizing meningoencephalitis (NME), also known as pug dog encephalitis (PDE), an inflammation of the brain and meninges, that also occurs in other small-breed dogs, such as the Maltese and Chihuahua.
Simplified: NME is an inflammation of the brain and meninges. It is also known as pug dog encephalitis (PDE).