The statement says Marrone had the mole removed during a recent doctor’s visit.
The procedure is not expected to affect Marrone’s ability to coach this year.
The Buffalo Bills official team website posted, then removed a story which stated the 49-year-old head coach is battling cancer.
Marrone was the head coach of the Syracuse University football team from 2009 to 2012 and went 25-25 during his stint before taking the reins in Buffalo.
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