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Biomedical subjects

F Lozano Uruñuela

Publications and source records attributed to F Lozano Uruñuela.

At least 19 recordsLinked to original sources

[TVT: three years of experience].

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 old have been operated on. In 57% of the cases, we also focused on the solutions to anatomic pelvis disorders. RESULTS: After a follow-up of 17 months and a mean of 14 months, 93% of the cases succeeded. Failures arose during the first six months of therapy. We found the following complications: 4.8% of bladder perforations, 17% of postoperative retentions of no longer than 30 days, 2% of long-term retentions, 2.7% of postsurgical hematomas, and 9% of urge incontinence. Surgery was performed on 10 patients who had undergone surgery against bladder incontinence before, and all the cases proved success. CONCLUSIONS: This technique is simple and only requires a short surgical time, and it can be applied for major ambulatory surgery. Although it is possible to encounter complications, they rarely occur and results are still encouraging. However, it is now necessary to verify that our long-term studies match with the success rates of 84.7%.

Adult↗

[Ambulatory major surgery: our experience].

INTRODUCTION: The first Surgery Ambulatory Unit was created in 1990, at the Hospital de Viladecans although in 1982 Polo et al. had commenced a programme of strictly ambulatory surgery. The Spanish Services of Urology are going to be incorporated to this new style of labour, and, by the moment, with excellent results. MATERIAL AND METHODS: We realize a description of the functioning of our service inside the Unit of Ambulatory Major Surgery, and a descriptive analysis of our activity in above mentioned unit since February 2000(creation date) to May 2001. RESULTS: 118 patients were operated, being 15% women and 85% men. The most frequent surgery done were: hydrocelectomy, orchiopexy, varicocelectomy, vesical distensions, Nesbit technique and internal urethrotomy. From the whole of the patients, none was increased, and the complication tax was similar to the conventional surgery patients. This kind of surgery suppose 17% in 2000 and 19% in 2001 of the whole of surgery, with clear increasing tendency in the last months. CONCLUSIONS: The Ambulatory Major Surgery is an effective and efficient care pattern in which Urology Services are included, so that the degree of satisfaction of the patients and the quality offered is similar to the inpatient surgery.

Ambulatory Surgical Procedures↗

[Camey II type orthotopic bladder replacement and its complications: 10-year experience].

BASIS: To evaluate the complications on patients undergoing radical cystectomy with Camey II ileal orthotopic neobladder. METHODS: To review our series of 61 radical cystectomies performed between 1990 and 1999 for bladder cancer. The complications were divided in early (30 days or less) and late. RESULTS: A patient died at the immediate postoperative. It appeared 35 early complications on 30 patients: 8 related with neobladder (urinary fistula and urinary infection) and 27 not related, being the most frequent those appearing at bowel site, with 10 early surgeries (16.4%). After evaluating 55 patients for late complications, 39 presented some kind of complication: 38 related with neobladder and 13 not related, 30 patients underwent surgery, being 19 of them under endoscopic way. 74.4% of continents by day and 31.4% at night. CONCLUSIONS: Despite the acceptable functional results, the orthotopic bladder substitution presents a not comptemtible rate of complications. In other way, a lack of standard criteria make difficult the comparation with other series and types of bladder substitution.

Adult↗

[Post-surgical spindle cell nodule in kidney pelvis].

INTRODUCTION: The postoperative spindle cell nodule of the urinary tract is a being proliferative lesion similar to sarcoma in the microscopic exam. We present a case of modulein renal pelvis location. CASE: A woman presenting a stag horn lithiasis in left kidney was treated by LOC and percutaneous nephroscopy. Because of the large size of the stone a second intervention was required four weeks later. Then we discovered a 2 cm exophytic lesion in renal pelvis and removed it easily with a forceps. DISCUSSION: This kind lesion belong to the group of iatrogenic inflammatory pseudotumours, which are secondary to an injury that leads to a tissular repairing response. Differential diagnostic includes sarcomas. CONCLUSION: It is important that Urology and pathology specialist think of this tumour in patients having a recent surgical intervention. A mistake in the diagnosis would lead us to an unnecessary radical surgery.

Carcinoma↗

[Leiomyoma of the bladder. Report of a case].

Benign bladder tumors of mesenchymal origin have a very low appearance incidence, being the most frequent the leiomyoma. We report new case, making a discussion about the complementary tests needed for the diagnose.

Female↗

[Syringocele of the Cowper's gland].

OBJECTIVE: To report an additional case of syringocele of Cowper's glands and briefly review its etiopathogenesis, diagnosis and treatment. METHODS/RESULTS: A 26-year-old male consulted for a recent voiding syndrome and chronic postvoid dribbling. A voiding cystourethrogram demonstrated a syringocele, which was confirmed during endoscopic treatment. CONCLUSIONS: Syringocele or cystic dilatation of Cowper's gland duct usually has a congenital etiology. There are four morphological types: simple, perforated, imperforate and ruptured. Diagnosis is made by voiding cystourethrography and confirmed by endoscopy. Transperineal ultrasound was also utilized for the diagnosis. Treatment is by endoscopic incision.

Adult↗

[Extrinsic ureteral obstruction secondary to appendiceal mucocele].

OBJECTIVE: To report a case of extrinsic ureteral obstruction arising from mucocele of the appendix and review the clinical, diagnostic and therapeutic aspects of this appendiceal pathology of interest in urology. METHODS: A 71-year-old female patient that had previously undergone radical gynecological surgery and postoperative radiotherapy presented with right lumbar pain. Patient evaluation by ultrasound, IVP and CT showed a pelvic mass causing right extrinsic ureteral obstruction. Release and reinsertion of the right ureter and appendectomy were performed. RESULTS: The anatomopathological study showed an appendiceal mucinous cystadenoma. The patient is asymptomatic after surgery. CONCLUSIONS: Appendiceal mucocele is a dilatation of the vermiform appendix due to collection of mucoid material that is frequently produced by a cystadenoma. The presenting feature is usually that of acute appendicitis. The definitive diagnosis is based on the anatomopathological findings. Treatment is by appendectomy for the benign tumors and by right hemicolectomy in a second stage procedure for malignant tumors. This appendiceal pathology should be taken into account in the differential diagnosis of right extrinsic ureteral obstruction.

Aged↗

[Inverted papilloma of the prostatic urethra].

The inverted papilloma is a rare urothelial tumor, and its localization at the prosthatic urethra is also exceptional. We present a case of inverted papilloma of the prostatic urethra in a 72 years-old male, with symptoms of urinary flow obstruction. The diagnose is obtained after urethrocistoscopy and transurethral resection at the same time. We discuss about the etiology, clinical presentation, diagnose and treatment of this rare tumor, making special attention to its malignancy ability.

Aged↗

[Retroperitoneal bronchogenic cyst mimicking adrenal gland tumor].

OBJECTIVE: To report a case of retroperitoneal bronchogenic cyst, an anomaly during the development of the primitive anterior intestine from which the bronchi and lungs are developed. METHODS/RESULTS: A 38-year-old male presented with left lumbar pain. Patient evaluation disclosed a left adrenal polycystic mass which was removed by surgery. Pathological analysis of the surgical specimen demonstrated a bronchogenic cyst. This case is compared with some of the few cases reported in the literature. CONCLUSIONS: Retroperitoneal bronchogenic cyst is a cause of retroperitoneal tumors in the splenic or hepato-renal region. Although it is uncommon, it should be taken into account when making the differential diagnosis.

Adrenal Gland Neoplasms↗

[High-flow priapism in the pediatric age: review].

OBJECTIVE: To review the literature on high flow priapism in children and analyze the etiology, pathophysiological mechanism, diagnostic tests, treatment and complications. METHODS: The literature is reviewed and an additional case of posttraumatic arterial priapism in an 11 year-old boy treated at our hospital is presented. RESULTS: 24 cases of high flow priapism in children were found; 18 had a history of genitoperineal trauma, 5 had sickle cell anemia and one child had Fabry's disease. Diagnosis was based on patient history, intracavernous blood gases and echo doppler findings. Fourteen patients with posttraumatic priapism, one patient with sickle cell anemia and the child with Fabry's disease were treated by pudendal arteriography with embolization. The immediate results and erectile function were good. CONCLUSIONS: Genitoperineal trauma is the most common cause of arterial priapism in children. High flow must be considered in children with sickle cell disease and priapism that do not respond to conventional treatment. Pudendal arteriography with embolization is the treatment of choice. Erectile function is recovered after treatment.

Abdominal Injuries↗

[Nephrogenic adenoma: study of 9 cases, including one of the urethra in a 14-year-old male].

OBJECTIVES: To review our series of nephrogenic adenoma and compare our results with those reported in the literature. METHOD: The records of our Department of Pathology were reviewed to determine the cases of nephrogenic adenoma diagnosed at our center. The clinical features, diagnostic aspects, pathological findings, treatment and outcome are presented. RESULTS/CONCLUSIONS: Nephrogenic adenoma is a rare lesion, probably arising from nephrogenic metaplasia caused by injury to the urothelial mucosa. The site of presentation is frequently the bladder, followed by the urethra. The diagnosis is based on the histopathological findings, which can be occasionally equivocal. The cases described in the present series were benign. To date there is no established therapeutic approach. We performed TUR in two patients, antibiotic therapy was administered in one patient and 4 patients were managed conservatively. Two of our patients had no control evaluation following biopsy of the lesion. In 2 of the 4 patients that were managed conservatively, the lesion remitted spontaneously.

Adenoma↗

[Ureterocervicopexy with bone anchors by the abdominal approach: medium-term results].

OBJECTIVE: To analyze the short- and medium-term results of the Burch-like urethropexy with bone anchors in the treatment of genuine stress urinary incontinence. METHODS: We performed the conventional Burch technique which was modified with the use of 4 bone anchors for bony fixation. Forty-four female patients with genuine stress urinary incontinence were operated on from November, 1995 to November, 1997. RESULTS: The patients had a bladder catheter indwelling for 4 to 9 days and only 3 of them required intermittent catheterization during two months. All patients recovered spontaneous micturition. The postoperative urinary continence was 93% at a mean follow-up of 11 months. CONCLUSIONS: Although our initial results seem encouraging, a continuous and objective follow-up is warranted to assess the long-term efficacy of this technique.

Abdomen↗

[Laparoscopic extraperitoneal suspension of the neck of the bladder in stress incontinence: midterm results].

OBJECTIVE: There are few reports on the medium- and long-term outcomes of laparoscopic suspension of the bladder neck. METHODS: Our medium-term results in 24 patients with genuine stress urinary incontinence who underwent surgery from March, 1994 to July, 1996 are presented. The patients had a mean follow-up of 18 months. RESULTS: Although the initial results were encouraging, some failures appeared in the medium-term and incontinence recurred in 20%. CONCLUSIONS: The overall outcomes of laparoscopic suspension of the bladder neck did not differ from those achieved with the original technique of Pereyra-Stamey and the mean operating time was longer. The mean length of stay did not decrease and the rate of postoperative complications was similar. All the foregoing reasons have led us to abandon this procedure in the treatment of genuine stress urinary incontinence.

Abdominal Muscles↗