financial guidance

The company said test volume for its Cologuard colorectal cancer test rose 66 percent during the quarter to 292,000.

The firm's diagnostics and genomics group saw a 13 percent year-over-year revenue increase in the first quarter.

Excluding a loss of business to LabCorp, total revenue increased 22 percent year over year in the fourth quarter, Luminex said.

Qiagen's Q4 revenues of $403.2 million fell short of the consensus analyst estimate though its adjusted EPS of $.40 was in line with Wall Street expectations.

Organically, the diagnostics segment was up 14 percent. Overall, the company's revenues grew 18 percent year over year during the quarter.

Within diagnostics, the firm posted molecular diagnostics revenues of $164.3 million, up 11 percent from $148.6 million in fiscal Q1 2018.

Alere rapid diagnostics revenues were $548 million in the quarter, driven by infectious disease and cardiometabolic testing product sales.

The firm also reaffirmed its previous guidance of 10 percent growth for fiscal 2019.

The firm also posted full-year revenue growth of approximately 3 percent to $315 million, near the top end of its guidance of $310 million to $316 million and above analysts' consensus estimate.