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KMID : 0376219920290020171
Chonnam Medical Journal
1992 Volume.29 No. 2 p.171 ~ p.176
Follow-up study on 15 cases of testicular tumors in children



Abstract
The author performed the clinical analysis on 234 cases of traumatic tympanic membrane perforations during the period from May, 1990 to February, 1993 in the department of Otolaryngology, 0 0 Hospital.
@ES The obtained results were as follows.
@EN 1) The cause of perforation was mainly indirect trauma(226 cases, 96.6%).
2) The perforation of left ear(80.5%) was more frequent than right ear(18.6%).
3) The rate of location of perforations was 43.5% in the antero-inferior quadrant, 27.8% in central area, and 20.1% in postero-inferior quadrant.
4) The size of perforations was as follows. Grade I, 14 cases (60.%); Grade II, 108 cases(46.2%); Grade III, 61 cases (26.1%); GradeIV, 36 cases(15.4%), Grade V, 15 cases (6.3%).
5) The shape of perforations was variable, Irregular round, 133 cases (56.9%), Round, 58 cases(24.8%), Linear, 14 cases(5.6%), Triangular, 12 cases(5.3%), Semicircular, 10 cases(5.1%), Star-like shape, 7 cases(2.3%).
6) Common symptoms were hearing loss (196 cases, 67.6%), tinnitus(37 cases, 12.8%), aural fullness (17 cases, 5.9%), otalgia (14 cases, 4.9%), aural discharge (13 cases, 4.5%), autophonia(7 cases, 2.4%), bloody otorrhea(3 cases, 0.96%), and
dizziness
(3 cases, 0.96%).
7) The majority of the cases (165 cases, 70.6%) visited the Hospital within 7 days after injury.
8) hearing loss was usually conductive type (86.7%, 26 to 30 cases).
9) The mean degree of hearing loss in the cases of conductive type was 24.8 dB and the degree was closely related to the perforation size.
10) Spontaneous healing rate until 2 months on conservative treatment was 81.7% (49 of 60 cases).
11) Healing rate until 2 months on patch treatment was 94.1% (48 of 51 cases).
12) 9 cases(24.3%) among 37 cases complained of tinnitus were not improved in spite of vasodilator and vitamin therapy.
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