People with severe low nose and thin skin on the back of nose are not suitable for autologous cartilage nose. Regarding autologous cartilage augmentation rhinoplasty, Wall's Wang Yang also put forward some precautions: in preoperative design, it is necessary to observe whether the nasal midline deviates and calibrate the nasal midline and nasal root point. Generally speaking, L-shaped prosthesis is not recommended to avoid sharp nose tip, and willow+cartilage nose tip scheme is adopted. Don't wear glasses for one month after operation, and shake your nose inside for three months. Some people may have capsular contracture three years after operation. With these precautions, you need to be more cautious when choosing an autologous cartilage rhinoplasty hospital, and you must choose a professional rhinoplasty hospital.