Today on (Oct 20, 2021) in the presence of the University President Assist Prof. Dr. (Zeravan Abdulmohssen Assad), and in the presence of the head of departments and lecturer a symposium entitled ( Opportunistic Infection), was presented by the medical laboratory lecturer (Dr. Blend Husam Adbullah), Where it has been explained about the importance of the  Opportunistic Infection, Opportunistic and secondary diseases accompanying some types of infections or in some patients with weak immunity, At the end of the symposium a set of questions and answers were raised on this subject.