We report 3 patients with acute epididymo-orchitis with abscess formation due to Pseudomonas aeruginosa, which is relatively unusual and difficult to treat. All patients presented with swollen testicles, pain and high fever. First, they were treated empirically with several antibiotics. After several weeks of antibiotics therapy, the swelling of scrotum still persisted. In one patient, dark yellow pus drained from a fistula of the scrotum. Finally, an orchiectomy was performed on all patients.

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... uring the operation, an abscess was found in each testis. Each culture of the pus yielded P. aeruginosa, which is susceptible to many antibiotics.