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Biomedical subjects

N R Netto

Publications and source records attributed to N R Netto.

At least 37 records · Page 2Linked to original sources

Relation between the vaginal introital and perianal flora in recurrent cystitis in women.

15 patients with urinary infection were selected and analyzed in relation to infection in the vaginal and perianal areas. After treatment, 12 patients with urinary infection were cured, but bacterial organisms persisted in their vaginal and perianal areas. In spite of the persistence of the vaginal and perianal infection, those patients remained free of urinary infection. We can conclude that other factors, besides the persistency of bacterial organisms in the vaginal introitus and perianal regions, may be important in the development of ascending urinary infection.

Adolescent↗

Traumatic rupture of the corpora cavernosa.

Treatment of penile fracture, due to the low number of cases, still lacks adequate documentation. The authors present two cases of such pathology, which were treated conservatively, and presented penile deformities in the late follow up. Both conservative and surgical management are discussed; since surgery in these cases has low mortality and clinical treatment can be followed by various sequelae, the authors favour the former, stressing that it is mandatory in cases with urinary obstruction, progressive infiltration of cutaneous laceration.

Adult↗

Evaluation of the impairment of spermatogenesis in varicocele through semen analysis and testicular biopsy.

Twenty-four patients with varicocele and 26 normal men were analysed according to the seminal ejaculate and testicular biopsy. Patients were divided into two groups based on the criteria of sperm normality and abnormality, respectively. Hypospermatogenesis with both normal and abnormal seminal fluid occurred in the varicocele patients, but no statistical differences could be established when compared with each other. We concluded that testicular biopsy is not useful in the evaluation of patients with varicocele.

Adult↗

Varicocele: relation between anoxia and hypospermatogenesis.

Three groups of patients were analysed: varicocele patients with abnormal seminal fluid (17 cases), variococele and normal sperm (seven cases) and normal males (17 cases). Blood gas was secured in the internal spermatic vein, perpheric vein and femural artery, in an attempt to evaluate the possibility of altered gas content as a cause of spermatogenic depression. No statistical differences were found when we compared the three groups. We concluded that anoxia was not the cause of hypospermatogenesis in varicocele patients.

Adolescent↗

Congenital stricture of male urethra.

Seven cases of anterior urethral stricture were studied. The diagnosis was made by exclusion of the inflammatory and traumatic causes. In three cases the stricture was located in the bulbar and in four cases in the penile urethra. The results obtained were good, with a follow-up of 5 to 50 months. Considerations are made about embryogenic, diagnostic, clinical picture and treatment. The verification of extensive lesions of the urethra determined the use of more complex surgical techniques of Johansen's urethroplasty devised for the treatment of this kind of pathology.

Adolescent↗

Giant condyloma or Buschke-Loewenstein tumor.

The Buschke-Loewenstein tumor has a malignant clinical character but is histologically similar to the ordinary condyloma. The tumor grows deeply without invading the tissues, but compresses them and causes an intense inflammatory reaction. The diagnosis is clinical. Treatment with podophyllin and radiotherapy are not effective but bleomycin may be effective. Surgery is the accepted treatment and the extent of resection depends on the extent of the tumor.

Adult↗

Youssef's syndrome.

A case of menouria (Youssef's syndrome) following a vesicovaginal fistula repair is presented. The patient had typical clinical features of cyclic hematuria, absence of vaginal bleeding and complete urinary continence. Diagnosis was established by cystoscopy, cystography and hysterosalpingography which disclosed the communication between the bladder and the uterine cavity. Surgical treatment was hysterectomy with the closure of the bladder opening. The authors quote similar cases reported in the literature and attention is also called to the fact that the first case of menouria was reported in the literature by Machado in 1935.

Adult↗

[SAFYRE. A new concept for adjustable minimally invasive sling for female urinary stress incontinence].

INTRODUCTION: SAFYRE is a new readjustable and minimally invasive sling for the treatment of stress urinary incontinence (SUI). Attempts to restore the normal suburethral hammock using an anatomical approach have been made in recent years. The authors report their experience with this device, which associates the efficacy of slings with readjustability. MATERIAL AND METHODS: A total of 100 consecutive patients with clinical and urodynamic diagnosis of SUI underwent SAFYRE sling procedure. The age range was from 40 to 71, mean age 63 years. Seventy-five patients (75%) presented previous failed anti-incontinence procedures. Physical clinical examination, stress test, pad use and a urodynamic study were performed before the surgery. All the patients presented symptoms of SUI and 30% also reported mild urgency. RESULTS: The average follow up period was 14 months (12-30 months). The mean operative time was of 25 minutes. Dystopia repair was performed whenever necessary, during the same procedure. The average hospital stay was 24 hours. In 3% of the implants, bladder perforation occurred. During the postoperative period, 26 patients developed urgency symptoms. During that follow up period, 92% were found to be continent, 3% reported an improvement and 5% were dissatisfied. CONCLUSION: SAFYRE is a safe and quick procedure that allows for postoperative readjustment. This technique may be an attractive alternative if the good result obtained so far proves to be long lasting.

Adult↗