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Updated: Jun 8, 2026

Cercarial Transformation and in vitro Cultivation of Schistosoma mansoni Schistosomules
Published on: August 16, 2011
Bladder schistosomiasis: case report and bibliographic review
Mario Alvarez Maestro1, Emilio Rios Gonzalez, Purificacion Dominguez Garcia
1Urology Department, Hospital Infanta Sofia, Madrid, Spain. malvarezmaestro@hotmail.com
Objective:
To report a new case of bladder schistosomiasis.
Methods:
A 21-year-old patient came to our consultation with gross hematuria several weeks before, existing reddish lesions in the cystoscopy that suggested the existence of an atypical bladder tumor.
Results:
After intense blood and urine test, ultrasonography and intravenous urography, transurethral resection of bladder was performed and the diagnosis on histological examination was bladder schistosomiasis.
Conclusions:
Given the high prevalence of schistosomiasis in the sub-Saharan countries and later clinical epidemiologic implications, the appearance of macro or microscopic hematuria in black race immigrants, or even any urinary symptoms, it is necessary a complete evaluation, at least with a parasitological analysis (being the bilharziasis the most probably reason). The patients who have suffered severe urinary schistosomiasis must complete long-term follow-up to prevent bladder carcinoma.
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