Definition
Idiopathic granulomatous epididymitis (IGE) refers to a lesion of the epididymis requiring a period of ≥6 weeks for the duration of symptoms, while others accept a period of 3 months, with no identifiable etiology (Çek et al. 2017).
Clinical Feature
Incidence
Idiopathic granulomatous epididymitis is rare.
Age
It affects the adult male usually 40–59 years old.
Sex
Male.
Site
Typically unilateral swelling and tenderness of epididymis, usually beginning in the tail and spreading to involve the whole of the epididymis.
Treatment
Some patients who were only medically treated for granulomatous orchitis have recovered, but orchidectomy in cases without a preoperatory diagnosis is the treatment of choice (Morozumi et al. 2018).
Outcome
Patients with a 6 weeks or longer history of discomfort or pain in the epididymis may experience testicular pain generally without any signs of infection; induration involving the spermatic cord could be another symptom.
Macroscopy
A mass with small...
References and Further Reading
Çek, M., Sturdza, L., & Pilatz, A. (2017). Acute and chronic epididymitis. European Urology Supplements, 16, 124–131.
Morozumi, K., Ozawa, M., Kuromoto, A., Sato, M., Hoshi, S., & Numahata, K. (2018). High orchidectomy and histopathology to differentiate granulomatous orchitis from testicular malignancy: Case report and literature review. Hinyokika Kiyo, 64(2), 75–78.
Nistal, M., Mate, A., & Paniagua, R. (1997). Granulomatous epididymal lesion of possible ischemic origin. American Journal of Surgical Pathology, 21(8), 951–956.
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Colecchia, M., Bertolotti, A. (2019). Idiopathic Granulomatous Epididymitis. In: van Krieken, J. (eds) Encyclopedia of Pathology. Encyclopedia of Pathology. Springer, Cham. https://doi.org/10.1007/978-3-319-28845-1_4828-1
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DOI: https://doi.org/10.1007/978-3-319-28845-1_4828-1
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