Authors had clinical analysis on 100 patients(101 ears) of traumatic tympanic membrane perforation who were treated between January, 1986 to Decomber, 1986 to Decomber, 1986. We analized them by age, sex, cause, symtom, location, size, and shape
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traumatic tympanic membrane perforation. The majority of patients (62%) visited to our department within 5 days after trauma.
@ES The results were as follow:
@EN Young age groups(20's, 30's, 10's in the declining order) and female were involved more frequently.
Left side was more frequently involved(73%).
The most common cause in hand slap, especially in the young age group.
The main subjective symptoms were hard of hearing(35%), tinnitus(28%), earfullness(21%), otalgia(10%) in the declining order.
The most common location of the tympanic membrane perforation was anteroinferior quadrant(32.7%), and posteroinferior quadrant occupies the next order.
The size of the tympanic perforation showed 82 cases(grade I), 13 cases(grade III), 3 cases(grade III), 3 cases(grade IIII) in the declining order.
The most common shape of the tympanic membrane perforation was round to oval(73 cases), and trignaular to slit(20 cases), rectangular or irregular(8 cases) in the declining order.
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