Natus Medical Incorporated provided revenue guidance for the fourth quarter and full year 2017 and earnings guidance for the first quarter and full year 2018. The company expects to report revenue of approximately $131.0 to $132.0 million for the fourth quarter of 2017, and full year 2017 of $500.5 to $501.5 million. For the full year 2018, the company expects to report revenue of $535.0 to $540.0 million and non-GAAP earnings per share of $1.60 to $1.65. The full year and first quarter 2018 non-GAAP guidance does not include expenses for the U.S. medical device tax, which is expected to be repealed or suspended early in 2018. For the first quarter of 2018, the company expects to report revenue of $125.0 to $127.0 million and non-GAAP earnings per share of $0.23 to $0.24. The first quarter and full year of 2017 included approximately $10.0 million in revenue from a non-recurring contract with Venezuela that is not expected to reoccur in 2018.