Nasopharyngeal swelling mainly refers to new organisms appearing in nasopharyngeal area, which may be nasopharyngeal cancer, nasopharyngeal lymphoma, adenoid hypertrophy and other diseases. 1. Nasopharyngeal cancer: it is a malignant tumor that develops in the posterior wall of nasopharyngeal apex and pharyngeal crypt, which is mainly caused by hereditary factors, human herpes virus, bad dietary habits and so on. It can lead to symptoms such as blood in snot, nasal congestion, tinnitus, hearing loss and so on. 2. Nasopharyngeal lymphoma: it refers to lymphoma in nasopharyngeal area, and lymphoma belongs to malignant lymphoma, which is malignant tumor originated from lymph nodes and lymphatic tissues. It is mainly caused by infection, immune factors, physical and chemical factors and genetic factors. 3. Adenoid hypertrophy: it is also called pharyngeal tonsil hypertrophy, which refers to the phenomenon of pathological hyperplasia and hypertrophy of adenoids due to pharyngeal infection or repeated inflammatory stimulation, which can lead to nasal congestion, runny nose, stuffy ears, ear pain, hearing loss, cough and other uncomfortable symptoms, and it also belongs to one of the nasopharyngeal masses. Nasopharyngeal swelling type is more, once found in the nasopharyngeal part of the swelling, need to go to the hospital in time, clear diagnosis.