OF EXTERNAL EAR外耳疾病ppt课件.ppt

Auricular injury  Simple: - cleansing with antiseptic solutions - conservative debridement - cosmetic - antibiotics Awareness : contaminated or extensive wounds 5 ?.?. 52 * Foreign Bodies of EAC  Insects. immobilize ; natural oil topical 2% lidocaine remove with instruments Materials: remove with instruments Instruments Otoscope vs Microscope alligator forceps, right-angle hook, suction, etc Topical otic antibiotics if localized reaction Local anesthesia or General anesthesia Cysts  Sebaceous cysts : hair follicles. discrete, mobile mass secondary infected Treatment : complete excision. Pre-auricular cyst and fistula faulty fusion of mesodermal hillocks. fistula opening in front of the incisura. recurrent infection Treatment : complete excision (injection of methylene blue for identification) 临床医学于波心房选择性钠通道阻滞剂在房颤中的应用颅内非肿瘤性病变的影像学表现基础医学慢性鼻窦炎鼻息肉围手术期综合治疗的临床指引泌尿生殖道感染衣原体检测和支原体培养及药敏结果分析 临床医学于波心房选择性钠通道阻滞剂在房颤中的应用颅内非肿瘤性病变的影像学表现基础医学慢性鼻窦炎鼻息肉围手术期综合治疗的临床指引泌尿生殖道感染衣原体检测和支原体培养及药敏结果分析 临床医学于波心房选择性钠通道阻滞剂在房颤中的应用颅内非肿瘤性病变的影像学表现基础医学慢性鼻窦炎鼻息肉围手术期综合治疗的临床指引泌尿生殖道感染衣原体检测和支原体培养及药敏结果分析 临床医学于波心房选择性钠通道阻滞剂在房颤中的应用颅内非肿瘤性病变的影像学表现基础医学慢性鼻窦炎鼻息肉围手术期综合治疗的临床指引泌尿生殖道感染衣原体检测和支原体培养及药敏结果分析 ?.?.???? ??????????????? ?? ????????? Diseases of the External Ear Nerve supply -auriculotemporal branch of trigeminal nerve -auricular branch of vagus nerve (Arnold’s nerve) -tympanic branch of glossopharyngeal nerve (Jacobson’s nerve) -facial nerve -cervical roots C-2 and C-3 Otalgia TMJ Tonsils Throat Tube (Eustachian tube) Teeth Tongue Tics (Glossopharyngeal) Trachea Thyroid Tendons EXTERNAL EAR Infection - Acute otitis externa “Swimmer’s ear” - Necrotizing otitis externa “Malignant otitis externa” - Perichondritis - Otomycosis - Herpes Zoster Oticus “Ramsey Hunt Syndrome” - Bullous myringitis Acute otitis externa - microtrauma in EAC - symptoms : otalgia, hearing loss,