He told her that he had come back to Walford to see some familiar faces, but he didn't want to cause more trouble.
Yolande then spotted an alert on Nigel's phone reminding him to eat dinner, and she realised that he might be unwell.
"I've got dementia," he told Yolande, as he broke down in tears.
Will Nigel be able to share his health diagnosis with his old friend Phil?