Patients who are cured after being infected by the new coronavirus will not necessarily leave sequelae, but some patients will be left with symptoms such as pulmonary fibrosis, kidney damage, loss or disappearance of the sense of smell and taste. 1. Pulmonary fibrosis: after being infected by the new coronavirus, patients can be left with the sequelae of pulmonary fibrosis, patients may cough, chest tightness, dyspnea and other symptoms, overwork will easily aggravate the condition, patients should rest more, do not inhale harmful air. 2. Kidney damage: some patients infected by the new coronavirus may be left with the sequelae of kidney damage, patients often appear lumbago, lumbago, proteinuria, edema and other symptoms. In order to understand the condition, patients can do renal function tests, renal ultrasound and urine routine examination. 3. Decrease or loss of sense of smell and taste: Inflammation of new coronavirus infection may harm the olfactory taste receptors, and decreased or malfunctioning of taste olfactory receptors will lead to decreased or loss of sense of smell or taste. In order to prevent the sequelae of the new coronavirus infection, it is necessary to prevent the occurrence of new coronavirus pneumonia, timely vaccination, and if there are related symptoms, it is necessary to actively consult a doctor to determine the cause of the disease and then actively treat it. Specific circumstances need to consult a doctor and follow the doctor’s instructions. Tip: “New coronavirus pneumonia” and “new coronavirus pneumonia” mentioned in this article have been renamed to “new coronavirus infection” on December 26, 2022, as announced by the National Health Commission.