Injecting hyaluronic acid for nose job is a simple, fast-acting and effective operation method, which is less harmful, but there are still some risks because of the need to fill hyaluronic acid into the nose. The risks of hyaluronic acid nose job include the following: 1, foreign body sensation: hyaluronic acid is a foreign filler for human body, after injecting hyaluronic acid for about a week, there will be obvious foreign body sensation in the nose area, but it will be back to normal after 1 month; 2, local pigmentation: after injecting hyaluronic acid, the skin becomes more sensitive, and its light-sensitive ability will be stronger, and it will be very easy to trigger the local pigmentation and the skin color will become darker if you don’t pay attention to the sunshine. Phenomenon; 3, blood vessel blockage: the nose is more complex blood transport, if in the injection of hyaluronic acid, inadvertently injected hyaluronic acid into blood vessels, can cause vascular embolism, blindness and other situations. If the local skin vascular embolism, there may be skin blood transport obstacles, local ulceration, and even the formation of long-term color deposition; 4, tissue necrosis: hyaluronic acid rhinoplasty in the injection process, if there is hyaluronic acid injected into the blood vessels or the local tension is too large, which can lead to some of the tissues of the obstruction of blood circulation to the part of the nose, soft tissue necrosis; 5, the nose appearance is poor: if the injection of the amount of discomfort and shape is not meticulous If the amount of injection is not suitable and the shaping is not meticulous, it can lead to poor aesthetic appearance of the nose, and repeated use of hyaluronic acid rhinoplasty will lead to widening of the nasal dorsum. If the injection level is not ideal, it can also appear through the nose, injection displacement and so on; 6, chronic granuloma: if the aseptic conditions of injection are not good, there can be infection or chronic granuloma.