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Biomedical subjects

J Extramiana

Publications and source records attributed to J Extramiana.

At least 19 recordsLinked to original sources

[Renal cholesteatoma: keratin accumulation tumor].

Presentation of 6 cases of renal cholesteatoma in 4 male and 2 female patients ranging between 30 and 67 years of age. The most consistent clinical data was a history of relapsing nephritic colic of long-evolution. The average time to diagnose was 19 years. In 50% cases an association to malignant neoplastic pathology was found. The clinical diagnosis was based on the urography and the histopathological examination of the material passed with the urine. Renal exeresis was performed in 5 cases. One was treated in a conservative fashion. Also the etiology causes, diagnostic procedure and other therapeutic possibilities were reviewed.

Adult

[Flurbiprofen: therapeutic alternative in nephritic colic].

A double blind randomized study was conducted in 52 patients with renoureteric colic to compare the therapeutic efficacy of two analgesics given in a single intramuscular dose. Following the administration of 2 gm dipirone plus 20 mg hyoscine N-butylbromide (n = 26) or 150 mg flurbiprofen (n-26), the patients were assessed for pain intensity, relief and pain status for a period of one hour. Both treatments afforded a similar analgesic effect, with pain remitting in 76.9% of the cases. No significant differences were observed for the latency periods or degree of pain at 5, 10, 30 and 60 minutes following treatment. Additional analgesic therapy was required in 34.6% of the patients who received dipirone and 26.9% of the flurbiprofen group, the difference not being statistically significant. Overall both drugs were well tolerated and only local adverse effects were observed, pain being the most frequent.

Adult

[Scrotal suspension with hypogastric suture. Hemostatic technique in intrascrotal surgery].

Appearance of haemorrhages and bruises after surgery of scrotal bags contents is one of the most frequent complications in Urology. Presentation of results obtained in a prospective study carried out on 86 patients who had underwent surgery due to intrascrotal disease. In all of them and regardless of the approach used (inguinal or scrotal), suspension of bags to hypogastrium using suture traction was performed by Oesterling technique in combination to Joseph and O'Boyle's technique. Drainage was not used in any case. The article explains the characteristics of undergoing pathologies' surgical indications, describing both the technique used and the results obtained. It concludes by stating this is a useful method to prevent routine complications in scrotal surgery.

Abdomen

[Diagnosis and treatment with ureterorenoscopy of ureteral obstruction caused by papillary necrosis].

Increasing use of endourological procedures to establish a diagnosis of pyeloureteral lesions detected as a repletion deficiency during urographic study, which when they are obstructive, affect the upper urinary tract. The present report describes the use of ureterorenoscopy as a diagnostic and therapeutic procedure for the ureteral obstruction occurring in a patient with papillary necrosis secondary to analgesics abuse. The papilla was indwelt in the right distal ureter causing obstruction and symptoms of renal colic and septicemia.

Endoscopy

[Renal fungal infection: presentation forms and therapeutic advances].

Fluconazole is a broad spectrum anti-fungal agent which combines good tolerance, efficacy and low toxicity, and offers useful advantages in the treatment of certain forms of mycosis. Three cases of renal fungal disease treated with surgery (nephrectomy in two cases and pyelolitectomy plus partial nephrectomy in the third one) and fluconazole or amphotericin B are presented. In all three cases there was at least one predisposing factor (diabetes, urolithiasis, urinary catheter, previous therapy with antibiotics, or AIDS), and the causing pathogens were Candida and Mucor. Administration of fluconazole 100 mg b.i.d. for 4 weeks in the two candida infected patients accomplished a complete cure of the disease. Incidence, etiopathology, presentation forms and diagnostic techniques of urinary mycosis are analyzed together with the current therapeutical options, making special reference to fluconazole.

Adult

Treatment of massive haematuria with aluminous salts.

Fifteen patients with massive vesical haematuria were treated with a 1% aluminium potassium sulphate solution in sterile distilled water, using continuous intravesical lavage with a double channel catheter. The haematuria was caused by vesical tumours in 13 patients, radiation cystitis in one and transurethral resection in one. Immediate side effects were few and none were noted in the long term, as judged by randomised biopsies from vesical mucosa. A complete response was noted in 66% of the patients, partial response in 15% and failure in 20%. This treatment is recommended for intractable bleeding from radiation cystitis and bladder tumours.

Aged

[Conservative treatment of bladder and prostatic rhabdomyosarcoma in childhood: possibilities for non-radical surgery].

Treatment of rhabdomyosarcoma (RMS) of the bladder and prostate has always been difficult. Despite the significant advancements that have permitted cure, there is no agreement in the choice and order of the different therapeutic options. We reviewed the available literature evaluating the role of non-radical surgery and attempts at bladder preservation especially in children. Partial resection with sufficient margin of safety is only possible in 20% of the primary bladder tumors and the 3-year survival rate is 80%, similar to the overall survival rate for tumors localized to this site. The excellent results achieved in the case described herein underscores the possibilities of a conservative treatment modality in well-selected cases. The patient, who was submitted to partial cystectomy and received VAC polychemotherapy for a period of one year, is alive, tumor free and has preserved bladder function 50 months post-operatively.

Adolescent

[Orchiectomy and buserelin in combination with flutamide: comparative results in metastatic prostatic carcinoma].

In a prospective, non-randomized study in 44 patients with metastatic prostate carcinoma (D2), without previous hormone therapy, two alternative therapeutic courses to achieve complete androgenic blockade were compared. A first group (n = 29) was assigned to received Flutamide plus Buserelin, whereas the second group (n = 15) underwent orchidectomy, also in association to Flutamide. Both regimes were sustained without interruption, except when progression was evident, and both achieved castration levels of testosterone plasma titres. Mean follow-up duration was 13 months and 7 days, ranging between 2 and 36 months. There were no significant differences between both groups with regard to therapy objective responses and survival. Whereas the responses (CR + PR + E) were 93% in the LHRH analogues group and 86% in the orchidectomy group, overall survival was 66% and 67%, respectively. There were no secondary complications related to the surgical procedure nor adverse effects to drug therapy which required its cessation.

Aged

[Alkaline encrusted cystitis: factors affecting prognosis].

Alkaline encrusted cystitis is characterized by the formation of calcareous plaques in the bladder mucosa and submucosa in the presence of several factors: infection by urolithic organisms, earlier pathology of the vesical wall and precipitation of calcium phosphate salts. Treatment includes: urine acidification, correction of the urinary infection and use of acetohydroxamic acid. This paper presents three patients where the response to medical treatment was conditioned by the evolution of the existing vesical impairment. The conclusions state that in the alkaline encrusted cystitis, the concurrent pathology is a major predictor of the disease's future evolution.

Adult

[Epithelial tumors of the upper urinary tract].

The paper refers to thirteen patients with epithelial tumours of the upper urinary tract, diagnosed and treated at our unit during the last five years and emphasizes the need of early diagnosis, custumorized therapy and close follow-up. Evolution is clearly more favourable in well differentiated and low stage tumours, regardless the type of surgery performed, versus the poor results obtained in infiltrative and undifferentiated cases for which there is no effective treatment available. Results are analyzed based on a brief literature review and considering the short number of cases contributed.

Aged

[Urethral diverticulum in women. Echographic diagnosis].

Review of clinical, radiological and ecographical data observed in 11 cases of diverticulum of urethra in women. Mictional cystourethrography was performed to all patients and acography through suprapubic route to 7 of them. The results from the radiological study and ecography findings are discussed; also the differential diagnosis with other masses in the same location.

Adult

[Nephrogenic adenoma in urethral diverticulum in women].

Nephrogenic adenoma is a benign metaplasic lesion of uncertain aetiology. The tenth case of this curious entity in a diverticulum of urethra in women is presented here. The probable factors which intervene in its pathogenesis are discussed in this paper, including a short review of the literature.

Adenoma

[In situ tumor excision of a renal neoplasm].

The present work reviews the conservative surgical options to treat renal tumor formation in patients who still have both kidneys, and tries to clarify the diagnostic aspects, indications and therapeutical alternatives. The controversial items are analyzed versus treatments advocating a radical surgical approach, establishing a parallelism with current trends of surgical non-intervention in renal traumatism of moderate to severe condition (grade II). A case is presented where these two pathological circumstances are concurrent: Renal traumatism with complete parenchymatous rexhis and contralateral solid renal mass, both treated conservatively. Pre-surgical diagnosis was left renal traumatism grade II and righ renal neoformation and was based in findings with CAT and arteriographia. Histology of the piece from tumorectomy was renal angiomyolipoma. After a post-surgical evolution of twelve months, therapeutical results were assessed as excellent, with no evidence of either immediate not late complications. Considering data recently communicated by most authors, the concept of simple tumorectomy or renal tumoral enucleation is suggested as valid. However, arguments both clinical and surgical, in order to confirm its indication, require very rigorous criteria and a careful selection of patients.

Adolescent

[Cysts of the seminal vesicles. Diagnosis and treatment].

Congenital cysts in the seminal vesicle represent a rare by illustrative example of embryological malformation. They are often associated with ipsilateral urinary tract anomalies. We have analyzed the diagnostic and therapeutic schemes followed in the study of this uncommon pathology.

Abnormalities, Multiple

[Leiomyoma of female urethra].

Smooth muscle tumours located in the female urethra represent a pathology that is not observed very often. We offer two new cases and analyse the clinical aspects, differential diagnosis and treatment of this entity.

Adult

[Retrovesical pelvic masses: diagnosis].

We present two cases of pelvic masses with retrovesical localization: one consisting of a mature cystic teratoma and the other in a ganglionic metastasis of a subclinical prostate adenocarcinoma. We carry out an analysis of the clinical aspects as well as a review of the diagnostic guidelines to be followed in the light of the existence of a neoformation in this location. We analyse the possible differential diagnoses to be established with these tumours, which we should take into consideration despite their rare incidence and form of presentation.

Adenocarcinoma

[Syringocele of Cowper's gland].

The dilatation of the duct of Cowper's gland is known as Cowper's Syringocele, a rarely occurring pathology, usually of a congenital origin. We offer two new cases corresponding to a perforated Syringocele and a non-perforated Syringocele. We analyse the clinical, radiological and therapeutic aspects of this entity.

Adolescent