** Shares of medical device maker iCAD Inc ICAD.O down 29%
at $1.69, biggest one-day pct fall in about eight years
** Company expects preliminary sales of $6.5 mln in Q4 vs
analysts' est of $6.6 mln - Refinitiv
** ICAD is implementing measures to align its cost base,
including engaging with investment bankers to explore strategic
options for its therapy business line
** Stacey Stevens resigns as company's CEO and president;
Dana Brown, who was member of ICAD's board, to succeed
** ICAD was down ~76% last year
(Reporting by Khushi Mandowara in Bengaluru)
((Khushi.Mandowara@thomsonreuters.com;))