'Star Trek' star Nichelle Nichols diagnosed with dementia

"Star Trek" actor Nichelle Nichols has been diagnosed with dementia.

TMZ has obtained documents filed in the 85-year-old's conservatorship in which Dr Meena Makhijani reportedly states that Nichols has been a patient of hers over the last two to three years and that she has "moderate progressive dementia."
The website also reports that the doctor states in the documents that Nichols "has major impairment of her short-term memory and moderate impairment of understanding abstract concepts, sense of time, place and immediate recall."