Alzheimer’s disease symptoms, as described by Maureen McGovern: ‘it’s a challenge’ Maureen McGovern is demonstrating that it is possible to maintain optimism in the face of adversity. The 73-year-old Grammy winner and Oscar winner revealed her diagnosis of posterior cortical atrophy (PCA) and early-onset Alzheimer’s disease in a heartfelt yet upbeat Facebook post and website statement on Friday. [embedpost slug=”alzheimers-can-now-be-detected-with-just-one-mri-scan”]