You can't see any lesions from the outside. If you feel stuffy nose, this situation may be rhinitis and sinusitis. It is easy to happen after a cold. This problem is mostly caused by long-term chronic inflammation, which may lead to hypertrophy of price ratio and bending of nasal septum. You should go to the hospital for a checkup. You can usually take a film to see it. If it is caused by rhinitis and sinusitis, you can take Baiqian Biyan tablets, sinusitis oral liquid and other doses of treatment.