Arsenal are among a number od European clubs linked with a move for the Turkey international, who has struggled to establish himself since arriving from Atletico Madrid in 2015.
He has made 18 LaLiga appearances so far this term and, at 30 years old, it has been suggested that he may pursue more regular first-team football by moving elsewhere.
Napoli president Aurelio De Laurentiis has said the Serie A club ‘will consider’ making their move to land Turan.
He is quoted by Fanatik as saying: "If he is the player we require, we will give the go ahead for transfer talks to begin [and] we will consider the situation.