[Fulminant hemorrhagic colitis from cytomegalovirus].
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Biomedical subjects
Publications and source records attributed to L Alfaro Ferreres.
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The unspecific granulomatous prostatitis (GP) is a rare prostate disease. Its relevance lies on the common confusion with prostate carcinoma. Review of 21 cases of unspecific GP, two of which had previously undergone transurethral resection of the prostate. Forty-eight percent of patients developed urinary tract infection prior to GP diagnosis. In 13 patients (62%), prostate carcinoma was suspected after rectal examination of the prostate and transrectal ultrasound. Diagnosis was achieved by histopathology after prostate biopsy and transurethral resection (100%). Prostate Specific Antigen (PSA) was within the normal ranges in all cases that it was performed (six), with the exception of one patient who developed prostate cancer. During follow-up, four patients developed prostate cancer (19%) with an average presentation time of 5.5 years after GP diagnosis.
Primary adenocarcinoma of the bladder is a rare tumor type. Histologically it can be mucinous, signet ring cell or clear cell. When diagnosed, it is in the advanced stages and carries a poor prognosis because of its aggressive nature. We report on 9 cases with primary adenocarcinoma of the bladder (2 signet ring cell and 7 mucinous tumors). Those with the advanced stage had a mean survival of 13 months. Of the remaining 4, one survived up to 6 years. This patient had a medium stage tumor and had undergone radical treatment.
Idiopathic granulomatous orchitis is a rare testicle lesion of unknown etiology. This paper illustrates 10 cases studying their presentation, location, ultrasound and histological diagnosis and therapy. A testicular injury background and self-immune reaction appear as likely causes of this entity. Differential diagnosis with testes malignant tumours can only be reached after orchiectomy and a subsequent histological examination.
Among 322 cases of primary malignant renal tumours reviewed between 1969 and 1991, six were renal sarcoma (1.85%). They all presented earlier symptomatology which was not different from other renal tumours, and nephrectomy was performed in all cases, 5 of which died before 14 months. The histopathological diagnose showed two liposarcoma, two carcinosarcomas, all the others being fibrosarcomas.