The foreign bodies in the ENT field are very common disease. The kind of foreign
bodies are closely related with our life stule and was represented according to culture, habit,
and economical status, We analyzed retrospectively 272 cases with foreign bodies in the upper
aerodigestive tract and the external auditory canal which were diagnosed and managed at the
Department fo Otolarynglogy Chungbuk National University from Jan. 1992 to Dec. 1994. We
could divided 272 cases to the three groups; Group I was 212 cases(77.9%) that the patietns
had foreign bodies in the external auditory canal, nsal cavity, and pharynx which didn't need
to be admitted, Group II was 57 cases(22%) that the patients had esophageal foreign bodies,
and Group III was 3 cases(1.1%) that the patients had bronchial foreign bodies. The most
prevalent age group was under 5 years old (32.3%). The overall ratio ofmale and female was
1.24: 1, and te overall ratio of urban and rural ratio was 2.31: 1. The ratio of esophageal
foreign bodies and bronchial foreign bodies was 19: 1. The incidence of sorts of foreign
bodies in Group I was fish bone(41.07%), insect(25.9%), insect(25.9%), plastic bullet (8.0%), in
order of frequency. The locations of foreign bodies in Group I was external auditory
canal(36.8%), the tonsil(26.9%), nasal cavity(17.0%), tongue base (10.4%) in order of
frequency. THe incidence of sorts of foreign bodies in Group II was coin(49.1%), chicken
bone(17.5%), fish bone (15.8%), in order of frequency. The main location of foreign bodies in
Group II was the first narrowing(78.9%). In the Group III, the foreign bodies were corn,
peanut, and apple, One patients who was arrived too late was died.
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