** Shares of 4DMedical 4DX.AX rise as much as 6.6% to A$0.485,
their largest intraday gain since Nov. 19
** Aussie medical tech co signs commercial contract with
U.S.-based private firm Imaging Partners of Orange County
** Co to provide lung density scans and respiratory imaging
technology via contract
** More than 1.8 mln shares change hands, 3.9 times the
30-day avg volume of around 476,000 shares
** Stock down 33.6% YTD, including current session's moves
(Reporting by Nikita Maria Jino in Bengaluru)
((mailto:Nikita.Jino@thomsonreuters.com;))