Unlocking Alzheimer's Mysteries
Animalicious Cow writes "A shunt implanted in the skull of a patient with Alzheimer's could be the first treatment that actually fixes what's broken in the brain rather than simply masking symptoms of the debilitating disease."
From what I can tell, the shunt drains excess cerebrospinal fluid, which prevents (harmful) protein deposition. However it doesn't restore a healthy equilibrium of CSF production and consumption.