A hospital trust is investigating after a patient was incorrectly diagnosed and treated for Alzheimer's disease for seven years.
Alex Preston, from Anstey, Leicestershire, was 54 at the time and said the diagnosis completely destroyed his life and made him feel suicidal.
Mr Preston said he was having problems concentrating at work in 2014. "The doctor thought I had low mood and anxiety," he said.
Mr Preston, now 62, was sent to the Bradgate Mental Health Unit where he underwent a series of tests and was diagnosed with Alzheimer's disease.
"That's when my life was completely