The National Prion Disease Pathology Surveillance Center (NPDPSC) is the only Center of its kind in the U.S., which coordinates autopsies and neuropathologic examinations of suspected prion disease ...

50 – 80 years of age Have a 20 pack-year history of smoking (1 pack a day for 20 years or 2 packs a day for 10 years) Are a current smoker or have quit within the last 15 years If you meet the ...