Publications by authors named "Ariana Alvarez Barrera"

Patients with chronic diarrhoea or ileostomies suffer from electrolyte and urinary disorders and are prone to developing uric acid or calcium oxalate stones. Evidence is lacking regarding the management of uric acid stones in patients with inflammatory bowel diseases. We present the case of a male patient with Crohn's disease and carrying an ileostomy.

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Objective: We present the case of an adult patient diagnosed with Hutch diverticula after examination. Indications were of a type of congenital bladder diverticula very rare in children and unusual in adults, as very few cases in adults are addressed in the literature.

Methods: Intravenous Urography and Voiding Cystourethrogram (VCUG) were realized

Results: The intravenous urography revealed ureterohydronephrosis in the excretory phase that did not have repletion defects suggesting lithiasis at distal urethra.

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Objectives: Transrectal ultrasonography-guided prostate biopsy is still the main technique in prostate cancer diagnosis. In spite of being a relatively well-tolerated exploration, often results in an awkward and painful procedure, especially in those cases in which the number of samples increase. We designed a prospective randomized study that compares biopsies tolerance with the use of intravenous analgesia and intrarectal gel with or without intracapsular prostatic anesthesia.

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