Kalamazoo, MI-Based Stryker's 4Q 2017 Revenues Up 10%, Operating Income Up 8%, Pretax Income Up 10% But Net Income Down 149% Going From Net Income of $510 Mil in the 4Q 2016 to a Net Loss of $249 Mil in the 4Q 2017 .................................................................................... Stryker Said That Various Tax Matters Totalling $833 Mil Caused the Higher Income Tax Expense in the 4Q 2017 Including the Impact of the Trump Tax Bill, But Unfortunately No Individual Tax Amounts Were Disclosed