Foreign Body, Cerumen and Keratosis ObturansLR/EO 1Literature ReadingDesti KusmardianiSupervisor: dr. Bambang Purwanto, MM, Sp..!..K.L "K#Otor$ino%ar&ngo%og& Department ' !asan Sadi(in !ospita%)a*u%t& o+ Medi*ine ' Pad,ad,aran -niversit& ' Bandung .ndonesia/0123natom& o+ t$e e4terna% ear!ead and 5e*( Surger& ' Oto%ar&ngo%og&. 2t$ ed. Editor: Bai%e& B.6. 7 6o$nson .6. 8o%ume one. Lippin*ot 9i%%iams 7 9i%(ins. P$i%ade%p$ia, /01:23natom& o+ t$e e4terna% ear3$e e4terna% ear : auri*%e 7 e4terna% auditor& *ana%"E3;# /.2 *m in %engt$ , < mm $ig$ , =.2 mm wide. $e %atera% t$ird e%asti* *arti%age$e narrowest part o+ E3; isthmus "between t$e >bro*arti%aginous and t$e bon& *ana%#$e s(in o+ t$e >bro*arti%aginous *ana% is bound to t$e peri*$ondrium.n t$e osseous part t$e s(in is mu*$ thinner and *%ose%& ad$erent to t$e periosteum, and is devoid o+ $air +o%%i*%es and *eruminous g%ands, w$ereas t$ese are present in t$e *arti%aginous part. easi%& traumati?ed during manipu%ations "e. g. wa4 remova% wit$ *otton tips#3nni(o M. European Manua% o+ Medi*ine: Otor$ino%ar&ngo%og& !ead and 5e*( Surger&. Springer@8er%ag. /010. "