The common clinical symptoms of patients with nasal foreign bodies are as follows: 1. nasal congestion: nasal ventilation is poor and more common; 2. bleeding: nasal foreign bodies can lead to nasal mucosa breakage and bleeding; 3. nasal odor: the presence of nasal foreign bodies for too long can lead to nasal tissue deterioration with a foul odor; 4. in severe cases, nasal foreign bodies can lead to other eye symptoms and even sinusitis. The more common nasal foreign bodies are peanuts, soybeans, and toys stuffed inside the nasal cavity of children. More harmful nasal foreign bodies, such as buttons and batteries, can lead to more serious problems such as tissue decay of the nasal cavity and even perforation of the nasal septum.