Transformation of ALK expression and PD-L1 0% to PD-L1 90% only after surgery: the need for rebiopsy in lung cancer patients

by Kosmidis C, Koimtzis G, Giannakidis D, Tteralli N, Mantalovas S, Tsakalidis A, Tsopouridou K, Atmatzidis S, Liavas L, Zarogoulidis P
Published 2019-01-01

Primary hepatocellular carcinoma in a patient with history of treated breast cancer: a case report with challenging diagnosis and treatment

by Kosmidis C, Varsamis N, Anthimidis G, Baka S, Valoukas D, Koletsa T, Zarampouka K, Koimtzis G, Georgakoudi E, Zarogoulidis P, Efthymiadis C
Published 2018-10-01

Management of low rectal gastrointestinal stromal tumor with neoadjuvant therapy and transanal excision: a rare case report and review of the literature

by Kosmidis C, Sapalidis K, Tsakalidis A, Atmatzidis S, Michalopoulos N, Koimtzis G, Karayannopoulou G, Lypiridou S, Varsamis N, Kouklakis G, Baka S, Zarogoulidis P, Kesisoglou I
Published 2019-03-01