For the clinical examination of mild depression, it is first necessary to thoroughly understand the patient’s onset, development, evolution, and treatment of depression. Furthermore, detailed communication must be conducted with the patient concerning consciousness, sensations, perceptions, thinking, attention, emotional willpower, self-control, and other aspects. It is important to comprehend the patient's overall mental and psychological condition, then combine this with the results of corresponding scales or exclude other conditions through diagnostic auxiliary examinations to make a comprehensive judgment. Particularly, the content of the psychiatric examination for the patient is an important aspect in determining mild depression. By integrating the aforementioned information, it is often possible to clearly diagnose the symptoms of mild depression, which is very meaningful for the subsequent treatment.