** Shares of hospital operators fall between 4% and 6% after HCA Healthcare HCA.N slides 6.4%,
** HCA sees a dip in patient admissions during the flu season, despite narrowly beating Q1 results estimates
** Tenet Healthcare THC.N down 5.6% at $177.74, Universal Health Services UHS.N falls 4.6% to $172.92 and Ardent Health ARDT.N drops 4.4% to $9.26
** Brokerage Oppenheimer says, "The theme this quarter for healthcare services companies was the modest utilization trends, which was partly due to lower respiratory and flu volumes"
** Including session's moves, HCA stock down 6%, UHS stock down 21.1%, THC down 11% and ARDT up 4.9%, YTD
(Reporting by Puyaan Singh)
((Puyaan.Singh@thomsonreuters.com;))