On one hand, you shouldn't want to be ableist. Too often I've seen people resort to that immediately, beyond Feinstein.
On the other hand, there's Stan Lee and elder abuse.
Jennifer Bendery, Huffpost: "NEW: Dianne Feinstein just cast her first Senate vote after a nearly 3-month absence as she wrestles with shingles. She will have a 'light' Senate schedule going forward. She's dealing with vision and balance impairments, and will be using a wheelchair." "'Where am I going?' Feinstein could be heard asking, as she slowly settled into the wheelchair. Her hand was visibly trembling as she took her seat. 'I’ve got something in my eye,' she said, as her eye appeared bloodshot."
Dianne Feinstein Returns To Senate After Nearly Three-Month Absence
Colleagues worry Sen. Dianne Feinstein no longer mentally fit to serve: Report (April 2022)