In this course; nursing practices in the diagnosis, treatment, and care of medical diseases are examined. Medical Nursing course includes treatment and nursing care practices of fluid electrolyte and acid-base imbalances, neurological, hematological, endocrine, cardiovascular, gastrointestinal, urinary system diseases. Also, evidence-based applications for controlling cancer patients' symptoms caused by disease and treatment are also included in this course. The importance of biopsychosocial, physiopathological, and pharmacological concepts in health care is taught by using adaptive, preventive, and health education methods for the optimal functioning of patients with changes in the specified systems. Using the "Nursing Process", which is a scientific problem-solving method, an individual's nursing care plan is prepared.