CT-guided biopsy in the differential diagnosis of Sjogren syndrome associated cystic lung disease: A case of lung nodular AL-k amyloidosis oleh Claudio Tirelli, MD, Giovanni Zanframundo, MD, Adele Valentini, MD, Chandra Bortolotto, MD, Roberto Dore, MD, Tiberio Oggionni, MD, Paolo Milani, MD, PhD, Elena Bravi, MD, Zamir Kadija, MD, Francesca Mariani, MD, PhD, Veronica Codullo, MD, PhD, Patrizia Morbini, MD, PhD, Giovanni Palladini, MD, PhD, Federica Meloni, MD, PhD, Lorenzo Cavagna, MD