Piscotty, who had career highs in 2018 in home runs (27) and RBIs (88) in his first year in Oakland, is slashing .250/.314/.400 with eight home runs in 65 games this season. Piscotty recently visited a dermatologist for a suspicious mole, and a biopsy came back positive for melanoma. Wednesday’s surgery, performed at California Pacific Medical Campus, was deemed successful.Melanoma, a form of skin cancer, has a 98 percent 10-year survival rate. Related News MLB trade news: Blue Jays acquire pitcher Nick Kingham from Pirates Yankees injury updates: Aaron Judge, Giancarlo Stanton in Triple-A for rehab assignments Stephen Piscotty underwent surgery Thursday to remove a melanoma from his right ear, the Athletics announced Friday.The 28-year-old outfielder is resting comfortably at home, the team reported. He will be evaluated daily, and is expected to rejoin the team within the next week.