Luis Ripa Saldías

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OBJECTIVE To report a case of primitive neuroectodermal tumor (PNET) of the kidney and review the literature and the 25 cases previously reported as PNET. METHODS A 39-year-old man who consulted for nephric colic is described. Ultrasound evaluation disclosed a mass arising from the left kidney. The clinical, radiological and pathologic features, treatment(More)
OBJECTIVE To determine the role of intrarenal Doppler ultrasound (US) in patients with renal colic and to establish the usefulness of this diagnostic method. MATERIALS AND METHODS In 121 patients with renal colic and 70 healthy individuals, 382 kidneys were examined with color duplex US. Mean intrarenal-arterial resistive index (RI), and the difference of(More)
Malakoplakia is a uncommon chronic granulomatous condition of a benign nature preferentially occurring in the genitourinary tract. Testes are affected in 12% of cases, and the first case of testicular malakoplakia was reported in 1958. Forty cases have been reported worldwide since that date. We report a new case of testicular and epididymal malakoplakia in(More)
Two cases of prostate cancer (PC) which presented clinically with affectation of the cranial pairs due to skull base metastasis. In both cases, existence of intraparenchimatous brain metastasis was excluded. Initial improvement with hormonal therapy was followed by clinical, analytical and radiological relapse due to spread of process until death, at 11 and(More)
OBJECTIVE A case of small cell neuroendocrine carcinoma of the urinary bladder is described. Treatment was by transurethral resection of the bladder tumor in two steps and adjuvant chemotherapy with cisplatin (CDDP) plus etoposide (VP-16) and radiotherapy. To date, 152 cases have been reported. The literature on this type of lesion is reviewed. (More)
FUNDAMENTALS Valuation about clinical pathologyc facts of patients having undergone a radical prostatectomy due to a minimal prostate adenocarcinoma shown at the biopsy. METHODS Retrospective analysis of patients having undergone a radical prostatectomy due to a minimal prostate adenocarcinoma shown at the biopsy in front of the remaining radical(More)
OBJECTIVE To review the treatment strategies for adrenal melanoma and to emphasize the role of curative surgical resection and adjuvant treatment in selected patients with melanoma metastatic to the adrenal gland versus chemotherapy alone in the treatment of patients with advanced malignant melanoma. METHODS A case of adrenal gland metastasis of a(More)
OBJECTIVE To report a case of bilateral orthotopic ureterocele in a 22-year-old male who presented a sudden cessation of urinary stream due to bladder neck obstruction caused by a large, intravesical ureterocele. The differential diagnosis of voiding syndrome and the current approach to ureteroceles are discussed. METHODS The literature is reviewed with(More)
INTRODUCTION Since the description of the TVT technique as a therapy to stress urinary incontinence, in 1996, about 150000 subjects have undergone it. This technique was first used in our centre in november 1998. This article is aimed to contain our view of its evolution in the past three years. MATERIALS AND METHODS 142 patients of an average of 59 years(More)
OBJECTIVE To report a case of bifid left ureter with a blind-ending branch in a 35 year-old female patient who complained of poorly defined abdominal pain. METHODS Clinical features, radiologic findings, differential diagnosis and therapeutic approach are discussed and the literature reviewed. RESULTS Bifid ureter with a blind branch is not an uncommon(More)