As a form of participation of the Clinical Pathology Specialist Study Program of Medical Faculty, Diponegoro University in enlivening the 60th Dies Natalis of FK Undip and to increase the competence of students of the Clinical Pathology Specialist Education Program at the Faculty of Medicine, Diponegoro University in the field of infectious diseases, the Undip Medical Faculty Clinical Pathology Study Program needs to hold guest lectures by inviting competent teachers from outside. In this regard, on September 24, 2021, the Clinical Pathology Study Program held a Guest Lecture “Covid-19 Laboratory: Diagnosis and Interpretation” online via Zoom with the resource person Prof. Dr. dr. Aryati, M.S, Sp.PK(K) from FK Universitas Airlangga Surabaya, followed by PPDS lecturers and students from the Clinical Pathology Section of FK Undip.