Internet Use Disorder: Differential Diagnoses Dr-Elze.de Dr. Elze Differential diagnoses for Internet Use Disorder include a variety of mental health disorders, such as: Mood Disorders (eg. Depressive Disorders, Bipolar Affective Disorder), Obsessive-Compulsive Disorder, Anxiety Disorders (eg. Social Phobia), Attention-deficit/ hyperactivity disorder (ADHD), Personality Disorders Dr. Sandra Elze & Dr. Michael Elze © Sandra Elze, M.D. & Michael Elze, M.D. Prien am Chiemsee / Rosenheim, www.Dr-Elze.de