Deommodore Lenoir is good to go for the 49ers today against the Arizona Cardinals.

Lenoir was listed as questionable Friday with a calf injury which happened in practice Thursday while jogging off the field.

“We’ll find out more when we get an MRI,” coach Kyle Shanahan said.

Apparently, for a change, the news was good as Lenoir is expected to take his place as a starting cornerback opposite Renardo Green.

The 49ers (6-4) visit the Cardinals (3-6) at State Farm Stadium (Fox, 1:05 p.m.) with quarterback Brock Purdy (toe) and wide receiver Ricky Pearsall Jr. (knee) back on the field after having not played since Sept. 28 against Jacksonville.

The 49ers had been concerned enough about Lenoir’s status that they flexed cornerback Eli Apple from the practice squad Saturday, anticipating he m

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