Abbott Laboratories' Best Segment Just Got Even Better: Is the Stock a Buy?

The company continues to flex its innovative muscles.Over the past few years, Abbott Laboratories' (ABT -0.37%) business has been a bit of a roller coaster. The pandemic disrupted its medical device business, but it was later able to smooth out those losses by quickly developing and marketing COVID-19 diagnostic tests. However, sales of these products started declining as the outbreak receded, leading to more uneven revenue growth for the company. Throughout it all, one of Abbott Laboratories' segments has ...