How to Treat Congenital Preauricular Fistula Abscess

My son is 18 years old and has congenital preauricular fistula abscess. He received only drainage and anti-inflammatory treatment at the county hospital without any cleaning. The inflammation lasted for about 20 days, and I’m worried about potential liver and kidney damage. He is now receiving treatment at a provincial children’s hospital, where the doctor has performed drug implantation therapy and instructed regular medication changes, with surgery scheduled after the inflammation subsides. I’m wondering if this treatment will harm the liver and kidneys? What is the specific treatment method?
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How to Treat Congenital Preauricular Fistula Inflammation?

When congenital preauricular fistula inflammation occurs, treatments can include cleaning with physiological saline, applying antibiotic ointment topically in the area, and taking symptomatic anti-inflammatory medication orally. If conservative treatment is ineffective, surgery to remove the fistula may be considered. In daily life, precautions should be taken to avoid bacterial infections to reduce the production of purulent secretions.
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How to Treat Congenital Preauricular Sinus

It is recommended to use cotton swabs dipped in iodine tincture to clean and then apply fish stone ointment for treatment. Avoid squeezing and consuming irritating foods, drink plenty of water, and eat fresh vegetables and fruits. If symptoms are unstable, please visit the otolaryngology department for specialized treatment.
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