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Perichondritis: Case StudyBrain trainer:%u2022 A patient has intense pain in his right auricle. He denies trauma or hearing loss. What is the most likely diagnosis, aetiology and treatment?Answer:%u2022 Diagnosis:%u2022 Perichondritis%u2022 Aetiology:%u2022 Pseudomonas aeruginosa%u2022 Treatment:%u2022 Fluoroquinolone antibiotics%u2022 Key%u2022 Painful inflammation of the auricular cartilage%u2022 Common causative organism:%u2022 P. aeruginosa%u2022 Fluoroquinolones effective against Pseudomonas
