Positive PCR alone should not be considered sufficient to establish Dirofilaria repens as the cause of subcutaneous nodular lesions in the absence of a clear cytologic picture. (5th June 2017) - Manzocchi, Simone; Venco, Luigi; Piseddu, Eleonora; Pantchev, Nikola; Masserdotti, Carlo; Bonfanti, Ugo; Albanese, Francesco; Kramer, Laura Helen; Bertazzolo, Walter