Ear fistula, most refer to congenital preauricular fistula, is due to the human body in the embryonic period of the auricle of the first and second gill arch fusion is poor or the first gill groove closure is incomplete due to the phenomenon of birth in the auricle in the anterior appearance of a small hole phenomenon.
1. ear fistula tube mouth is located in front of the foot of the auricle, a few in the auricle of the triangular fossa or auricular cavity, the other end of the blind end of the fistula, the depth of the fistula tube varies in length, was branching deep into the cartilaginous tissues of the auricle, and sometimes there is a secretion from the fistula tube, with a foul odor, stimulate the surrounding skin itchy and other symptoms.
2. Ear fistula secretion discharge is not smooth, will cause infection, resulting in redness and swelling of the skin around the fistula, serious abscess, the need for timely use of sensitive antibiotics to control infection treatment. For the formation of abscesses should be incised drainage treatment, to be fistula infection control after surgical resection treatment.
The existence of ear fistula body, need to keep the skin around the fistula clean and dry, avoid squeezing the tissue around the fistula, so as to avoid the swelling of the tissue in the fistula; if there is a fistula infection, timely hospital consultation, under the guidance of the doctor treatment.