Health tips: otitis externa refers to the external auditory canal burning, pain, hearing sensation, severe with systemic fever, discomfort, ear lymph node enlargement. Examination showed diffuse congestion and swelling of the external auditory canal. In severe cases, the external auditory canal was narrow and skin ulceration was found. Chronic otitis externa external auditory canal discomfort and itching, and a small amount of secretion. So, how to treat external auditory canal inflammation better?
（1） Acute otitis externa is mainly infiltrative inflammation. The symptoms are similar to furuncle of external auditory canal. 1. The symptoms include itching, burning, pain, ear leakage and hearing loss. 2. Examination showed diffuse hyperemia, swelling, erosion, narrowing of external auditory canal, with a little purulent secretion or (and) epithelial desquamation; increased earache when pressing the tragus or pulling the auricle; swelling and tenderness of periauricular lymph nodes.
（2） Chronic otitis externa is desquamation type. 1. The main symptoms are ear itching, skin desquamation, ear distension, and hearing loss. There was no ear pain. 2. The skin of the external auditory canal is congested and thickened, and the external auditory canal is narrowed. Pus or desquamation are accumulated in the deep, and sometimes granulation tissue hyperplasia can be seen. A small number of patients may have tympanic membrane erosion, thickening, unclear Peugeot.
Emergency treatment method:
（1） Systemic antibiotic therapy is needed in acute phase
（2） The external auditory canal was washed with 1.0.9% normal saline in local treatment. The pus, exudate, scab and desquamation of external auditory canal were carefully removed under magnifying otoscope or operating microscope. 2. Topically apply 4% boric acid ethanol and 2% phenol glycerin short gauze to external auditory canal, and instruct patients to drop the above drugs every 3-4 hours and change the gauze once a day. 3. Chronic patients can choose antibiotics (such as neomycin, polymyxin, etc.) and hormones (such as prednisolone, dexamethasone, etc.) mixture, cream, ointment, etc. coating, dressing change. 4. For those suspected to be related to allergic factors, anti allergic drugs such as cetirizine 10mg / time, once a day can be used. 5. Active treatment of infectious lesions, such as suppurative otitis media, cerumen embolism, foreign bodies, etc. 6. Strengthen the diagnosis and treatment of systemic diseases, such as anemia, vitamin deficiency, endocrine disorders, diabetes, etc.