Biomedical subjects
E Peyrí Rey
Publications and source records attributed to E Peyrí Rey.
[Lichen sclerosus et atrophicus of the penis: a precancerous lesion].
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[Dedifferentiated liposarcoma of spermatic cord: degeneration of lipoma previously resected].
Spermatic cord sarcomas are rare tumours. Dedifferentiated liposarcoma accounts for only 10% of all spermatic cord sarcomas. These are usually large-sized tumours histologically characterised for being well-differentiated liposarcomas with some high grade sarcoma areas. Volume, location, mass homogeneity as well as presence of pelvic and retroperitoneal adenopathies are reported by CT and ultrasound techniques. These are useful for post-treatment follow-up. This paper presents one spermatic cord, dedifferentiated liposarcoma from which lipomas from the same spermatic cord had been previously removed in three occasions. We believe this is a degeneration of the earlier resected lipoma. Management is by extended inguinal radical orchiectomy. Value of adjuvant radio- and chemotherapy is uncertain. Post-surgery local relapses are common, and haematogenous and pelvic nodes metastasis likely. Survival at 5 and 10 years is 75% and 63% respectively.
[Papillary cystadenoma of epididymis].
Contribution of one case report of papillary cystadenoma, a very uncommon benign epithelial tumour. Related to von Hippel-Lindau's disease, it may be associated to infertility. It tends to occur in young adults, lesions being bilateral in one third of cases. It is diagnosed through palpation and particularly with ultrasound techniques. Management is via surgical exeresis and subsequent watchful follow-up. Two cases reported transformation of epididymis cystadenoma to cystadenocarcinoma.
[Transitional-cell carcinoma and renal-cell adenocarcinoma: an unusual case of their association in the same kidney].
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[Spermatic cord lipoma].
In spite of being the most frequent tumour in this location, together with adenomatoid tumours, the spermatic cord lipoma is a very rare entity (30-35% each). The etiology is unknown but linked to a constitutional factors, obesity, an its presentation is more frequent in the fifth or sixth decade of life. It progresses always as an asymptomatic tumour, usually unilateral, showing a swift growth to masses larger than 10 cm. Diagnosis is reached by ultrasound and CAT when doubtful, and the histology is confirmed during scrotomy. Tumour resection is the choice treatment. In the case reported here there had been two earlier resections, so relapses and pseudo-relapses should be taken into account. Although rare, a few cases of lipoma degeneration to liposarcoma have been reported.
[Difficult urethral catheterization because of giant inguinal hernia].
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Improving visualization of intrameatal warts: use of the otoscope.
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[Perineal neurilemmoma].
OBJECTIVES: Neurilemoma or Schwannoma is a rare benign tumor which may affect any nerve of the body. Genitourinary involvement is rare. Herein we describe a case of neurilemoma of the perineum. To our knowledge, only one case involving this site has been previously described in the literature. METHODS/RESULTS: We report on a patient with an asymptomatic, solitary perineal tumor. The presumptive diagnosis of a benign tumor was made on the basis of the ultrasound and CT findings. Pathological analysis disclosed the typical Verocay bodies of a neurilemoma. CONCLUSIONS: The treatment of choice is by simple surgical excision. Tumor recurrence is rare.
[Skin lesions of the male genital organs in urologic practice].
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[Alternative herbal medicine in urology].
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[Primary lymphoma of the prostate].
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[Hematocele of the tunica vaginalis].
Hematocele in the tunica vaginalis, specially non-traumatic or in previously coagulated cases, is an issue almost ignored by the present urological literature. We have reviewed hematoceles due to the finding of four non-traumatic hematoceles, highlighting the difficulties of a preoperative diagnosis.
[Orchidopexy with the Dartos technic. Results in 187 cases].
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