Confirmatory symptoms generally refer to the symptoms of new coronavirus diagnosis. Symptoms of new coronavirus diagnosis include fever, diarrhea, dizziness and headache. 1. Fever: one of the main symptoms of confirmed diagnosis of novel coronavirus is fever, most patients may have fever symptoms, but there are also a small number of patients without obvious fever symptoms. As the novel coronavirus may cause lung inflammation, it may stimulate the body temperature center, thus causing fever. 2. Diarrhea: Some patients diagnosed with novel coronavirus may have gastrointestinal disorders, resulting in diarrhea. This is mainly due to the strong replication ability of the new coronavirus in the body, which produces a large number of toxins and causes acid-base imbalance, resulting in diarrhea. 3. Dizziness and headache: As patients with confirmed diagnosis of novel coronavirus may have fever, breathlessness and other symptoms, which may easily cause dilation of blood vessels in the brain, lack of oxygen in the brain and other phenomena, causing dizziness and headache. Due to the different physical condition of patients, patients with new coronavirus diagnosis may also have symptoms such as dry cough, chest pain, nausea, etc. If treatment is delayed and found to be severe, patients may suffer from respiratory distress, hypoxemia, and fatigue, and it is recommended that patients with such symptoms should seek medical attention in time to do the appropriate treatment under the guidance of the doctor.