Phantom tastes are more common in psychiatric patients. Patients often taste food and drinks with some special, unpleasant and unacceptable taste, on the basis of which patients often have delusions of victimization and affect the patient’s behavior. For example, the patient refuses to eat, and aggressive behavior occurs. The patient tastes some special or peculiar taste in food, such as metallic or medicinal taste, and thus refuses to eat. Often combined with other hallucinations and delusions. Vasculitis peripheral neuropathy: This is an inflammatory occlusion of the trophoblastic vessels of a peripheral nerve, resulting in infarction or ischemic lesion of one or more nerves. The pathology of vasculitis is characterized by segmental fibrinoid necrosis of the vessel wall or transmural inflammatory cell infiltration. Travel psychosis: It is a transient psychotic disorder that occurs during travel, one category is called “coconut banana syndrome”, and the other category belongs to the traveler’s reaction to the experience of travel itself, the description of the latter is basically consistent with the clinical manifestation of travel psychosis. The majority of patients have no family history or personal history, and the above conclusions need to be further studied and confirmed because of the lack of demographic composition data on train passenger traffic. The clinical manifestations of travel psychosis are fully consistent with the characteristics of transient psychotic disorder, and its manifestations are diverse. The four common symptom clusters are as follows: the first category is place orientation disorder, wounding, person orientation disorder, self-orientation disorder, time orientation disorder, inability to talk effectively, anxiety, the second category is eye confusion, purposeless behavior, other delusions, phantom sniffing, destruction of objects, and the third category is delusion of victimization, terror, jumping off the train The fourth category is relationship delusion, crying, hallucination, hallucination, hallucination, melancholy, which can be summarized into two categories from clinical typing: one category is dominated by consciousness disorder, and the other category is dominated by thought disorder and behavior disorder. Paranasal sinusitis: including acute paranasal sinusitis and chronic paranasal sinusitis, sinusitis is also known as paranasal sinusitis, it is estimated that 14% of Americans and about the same percentage of Chinese people have mild or severe sinusitis each year, 1-2% of people lose their sense of smell because of sinusitis, sinusitis is a disease that has become a serious impact on people’s health.