Mixed anxiety and depressive disorder, a diagnostic classification concept proposed by the International Classification of Diseases, 10th Revision (ICD-10), refers to patients with symptoms of both anxiety and depression, but neither anxiety nor depression alone meets the criteria for a confirmed diagnosis of anxiety disorder or depressive disorder, and there may be a simultaneous presence of vegetative nerve dysfunction. 80% of patients may have symptoms due to visual, memory, etc. associated with previous being The pain of the attack often makes the patient distracted and even commits violent acts such as self-harm and injury, which usually last no more than 2 weeks: i. Sleep disorders: such as insomnia, early awakening, excessive dreaming, or talking in sleep, etc., with no sense of recovery after waking up. Anxiety: Patients inexplicably experience mental tension, panic, irritability, irritability, and worry, producing a feeling of not being able to breathe on their own. Depression: Sudden emotional depression without a trigger, with intense negative emotions such as loneliness, powerlessness, despair, and emptiness. The moodiness is more severe, crying from time to time, lack of concentration, memory loss, and loss of interest in life. IV. Somatic symptoms: 1. Phytodysfunction: manifested as dry mouth, chest tightness, shortness of breath, palpitations, etc.; 2. Respiratory system abnormalities: manifested as a sense of pressure and suffocation in the chest, difficulty in breathing, hyperventilation, etc.; 3. Digestive system abnormalities: manifested as abdominal pain, bloating, constipation, diarrhea, etc., decreased appetite or sudden overeating; 4. Systemic symptoms: manifested as pain or discomfort in various parts of the body, feeling body Chills or hotness.