Dhoni missed Chennai Super Kings' last match against Mumbai Indians due to fever and has been absent from training for the last couple of days. Though CSK are through to the playoffs, they would ideally want their inspirational skipper back at the helm having lost three of their last four matches.

from Times of India https://timesofindia.indiatimes.com/sports/cricket/ipl/top-stories/ipl-2019-ms-dhoni-doubtful-in-clash-of-table-toppers/articleshow/69123126.cms