Bleeding of nasopharyngeal cancer patients manifests as snot blood and nosebleed, the color is fresh blood or dark red. When nasopharyngeal cancer develops to a certain degree, the tumor will break and bleed, which is mixed with nasal mucus or secretion as snot blood, not necessarily blood, and will flow out soon after bleeding as fresh blood; a small amount of intermittent bleeding may form clots, which are dark red in color. Nasopharyngeal cancer patients are often accompanied by nasal congestion, foul-smelling secretions, swelling and pain in the affected area and other such symptoms. Nosebleed can be caused by many reasons, such as thrombocytopenia, bruise, rhinitis, leukemia, etc. It is not necessarily caused by nasopharyngeal cancer, patients with nosebleed need to do nasal examination, including ultrasound examination, CT examination and pathological analysis examination. If patients have the symptoms of nasopharyngeal cancer with blood and fresh blood, in this case, they should actively consult the doctor to know the condition and treat according to the standard, do not delay the condition.