Managements Antibiotic to prevent infection Aseptic external auditory canal with alcohol Prevent super respiratory infection Prohibit nasal blow Prohibit ear drops Long crus of incus Posterior mallear fold It takes 3-4 w to heal the ear drum Pars tensa If 3 months later, perforation still anubis Umbo exists, myringoplasty is indicated Cone of light Right tympanic membrane (eardrum)Managements ◼ Antibiotic to prevent infection ◼ Aseptic external auditory canal with alcohol ◼ Prevent super respiratory infection ◼ Prohibit nasal blow ◼ Prohibit ear drops ◼ It takes 3-4 w to heal the ear drum ◼ If 3 months later, perforation still exists, myringoplasty is indicated