Publications by authors named "Nkposong E"

Forty-five consecutive cases of urethral stricture seen in a single unit over a three-year period (May 2000-April 2003) were studied to determine mode of presentation, symptoms on presentation, cause of the stricture, course of the illness and the outcome of treatment. Thirty-nine patients were treated while 6 were lost to follow up before definitive therapy could be given. Most of the patients were adult males in their prime of life.

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Background: The causes and incidence of the commonly observed phenomenon of leaving against medical advice (LAMA) in our hospitals have not been studied. This retrospective study was aimed at evaluating its incidence and pattern in order to suggest possible solutions.

Methodology: The case files of patients who left against medical advice at the Casualty unit of the University of Calabar Teaching Hospital between July 2002 and December 2003 were retrieved from the Medical Records Department and information regarding age, sex, education/occupation, religion, diagnosis, reason(s) for leaving and duration of stay in casualty were extracted.

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Semen analysis in 116 subfertile and infertile patients with varicocele revealed oligospermia (counts less than 20 million/ml) in 66% of patients, asthenospermia (motility of less than 50%) in 59% of patients; and teratospermia (abnormal sperm morphology of greater than 50%) in 65% of patients. The sperm motility and morphology deteriorated with decrease in sperm concentration. After varicocelectomy 53% of all patients showed improvement in the overall semen quality.

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A study was undertaken to determine the changes in the seminal fluid of adult patients presenting with unilateral testicular torsion. There was beneficial effect from excising an infarcted torsive testis and a deleterious effect from retaining it.

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Bilateral ureteric ligation is a rare complication of hysterectomy. We report a case of prompt recovery of renal function following release of bilateral ureteric ligation persisting for 33 days.

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A retrospective review of 186 transrectal needle biopsies of the prostate has revealed that repeated use of the TruCutTM needle until it is ineffective does not affect its accuracy. A diagnostic correlation of 96% between the clinically malignant prostate and histopathologic diagnosis was achieved. This correlation was 10.

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In a retrospective review of the case notes of 510 infertile men, testicular failure of various types was the aetiologic factor in 61% of cases, chronic epididymitis in 32% and varicocoeles in 25%. Five patients had bilateral absence of the vas deferens. It is hoped that improved health-care delivery will benefit the group of patients with preventable and potentially curable aetiologic factors like varicocoeles, chronic epididymitis and testicular torsion.

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An unusual cross relationship of two left renal arteries was demonstrated angiographically during the investigation of a young man presenting with painless, total hematuria after a traffic accident. The upper pole artery arose from the aorta caudal to the lower pole artery. In the absence of a malrotation a possible embryologic cause has been advanced.

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Forty-two out of a total of 45 children who presented with priapism in the University College Hospital Ibadan during an eight-year period had associated sickle cell disease (SCD). Conservative management was satisfactory in 35 out of 40 patients, but the outcome in all the five cases subjected to surgery was poor. Our findings suggest that associated SCD should be suspected in children presenting with priapism in areas of the world where SCD is endemic, and that conservative management is preferable to surgery.

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A comparison of carcinoma of the prostate gland in a low-incidence Nigerian (Ibadan) population and a high-incidence U.S. Afro-American (Washington, D.

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4 cases of eosinophilic granulomatous cystitis are reported. The clinical presentation of this rare entity is disucssed. It is suggested that the lesion is probably akin to eosinophilic enteritis or eosinophilic granuloma of the gastrointestinal tract and represents a local intense allergic reaction of eosinophilic type.

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Four cases of urogenital rhabdomyosarcoma in Nigerian children are reported. One of the patients is alive and well six years after surgical excision of a stage 1 tumour. The remaining three children had more advanced neoplasms and died soon after surgery despite adjuvant therapy with one or more cytotoxic agents.

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A clinical and pathologic comparison of carcinoma of the prostate in a high-risk US (Washington, DC) black population and in a low-risk Nigerian (Ibadan) black population is presented. Fifty-two percent of American patients were in clinical stages I and II, whereas only 10% of Nigerian patients were in the same stages. Testosterone and estradiol blood levels were significantly lower (P less than 0.

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The pathology of 154 cases of carcinoma of the urinary bladder diagnosed in surgical specimens in Ibadan is reviewed. Schistosoma haematobium-infections are found in association with all varieties of urothelial carcinoma. The majority of tumours in this and previously reported series from bilharzial and nonbilharzial underdeveloped regions presented in advanced stages.

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A prostatic lesion characterized by atypical epithelial hyperplasia and pleomorphism of the stromal elements is presented. The features bear a strong resemblance to cystosarcoma phyllodes of the female breast and probably represent a comparable lesion. Such atypical hyperplasia has not been described previously.

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This study was designed to compare United States (Washington, DC) black prostatic carcinoma patients (high-risk group) with Nigerian (Ibadan) black prostatic carcinoma patients (low-risk group). Although the material is meager, preliminary analyses suggest that carcinoma of the prostate is a common disease in both US black men (196 of 1000 autopsies) and in Nigerian black men (67 of 1000 autopsies). The tumor tends to be of a higher histologic grade (less well differentiated) and the carcinomatous foci are more numerous in the Nigerian patients.

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