How is the nasal foreign body caused? What are the symptoms in the early stage? Foreign bodies can enter the nasal cavity through the anterior nostril, posterior nostril or trauma through the walls of the nasal cavity.
Children are curious. They put toy parts or food into their nostrils by mistake and enter their noses. They dare not tell their parents. They forget for a long time. They are not noticed until infection and bleeding happen. When vomiting and sneezing, food and Ascaris can enter the nasal cavity through the posterior nostril. Occasionally, live fish and shrimps jump to the nasopharynx and reach the nasal cavity through the posterior hole.
Foreign bodies enter into the nasal cavity in war injury or industrial injury, often combined with foreign bodies in the paranasal sinuses and orbit. During the operation in the nasal cavity, the operator accidentally fills the gauze or oil gauze into the nasal cavity and forgets to take it out, which is called iatrogenic foreign body.
Insects can lay eggs in the nostrils of weak and comatose patients, and become maggots and foreign bodies in the nose. Tropical residents can drink or swim in unclean water, and leeches and other foreign bodies can occur in the nasal cavity.
What is the early symptom of the foreign body in the nasal cavity? Inhale the secretion in the vestibule and the nasal cavity, use vasoconstrictor to astringe the red and swollen nasal mucosa, carefully observe with the nose or endoscope, if necessary, use blunt head probe to touch the size, nature and location of the foreign body. X-ray examination has diagnostic value only for metallic and mineral foreign bodies.
Depending on the size, shape, type and nature of the foreign body, the main symptoms are deep side nasal obstruction, purulent nasal mucus, with odor and blood, sometimes due to chronic epistaxis, anemia symptoms can be caused, such as pale face, fatigue, sweating, etc.