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Biomedical subjects

C Pertusa Peña

Publications and source records attributed to C Pertusa Peña.

At least 19 recordsLinked to original sources

[Renal carcinoma with vena cava invasion. A new case].

It is well known that the renal carcinoma can progress to the renal vein and cava. The MRI is the most accurate study in order to assay the extension of the thrombus. The surgical management is based on the extension and location of the thrombus. New immunologic-based treatment is now being tested. We describe our experience with surgical management of the one case of renal carcinoma with cava vein thrombus. No evidence of progression is noted after 18 month follow up.

Carcinoma, Renal Cell↗

[Pelvic lipomatosis: contribution of a new case to the literature].

OBJECTIVE: To describe an additional case of pelvic lipomatosis, a rare condition that can be encountered by the urologist. METHODS/RESULTS: A 66-year-old patient consulted for irritative voiding syndrome and fever. Patient evaluation by IVP and CT demonstrated pelvic lipomatosis. CONCLUSIONS: Pelvic lipomatosis is a disease with variable clinical and radiological features. Careful follow-up is warranted for prevention and treatment of possible complications.

Aged↗

[Scrotal liposarcoma].

OBJECTIVE: To describe an additional case of scrotal liposarcoma and its treatment, which was distinct from conventional treatment. METHODS: The literature on paratesticular masses is reviewed with special reference to the liposarcomas. An additional case of liposarcoma is described which was treated by tumor excision without involvement of the testis. The diagnosis, classification and treatment of this condition are discussed. RESULTS: Liposarcoma is a very uncommon tumor and its diagnosis is based on the anatomopathological findings. Treatment is by orchidectomy with high ligation of the spermatic cord. However, the case described herein was treated only by resection of the tumor. Radiotherapy may be indicated in some cases. Chemotherapy does not appear to be useful in this type of tumor. CONCLUSION: In some cases of scrotal liposarcoma, the tumor can be resected without performing orchidectomy.

Aged↗

[Paratesticular adenomatoid tumor].

OBJECTIVE: To report a case of paratesticular tumor involving the right testis. METHODS/RESULTS: A middle-aged male with a small paratesticular tumor involving the right testis is described. Treatment was by transscrotal surgical excision. The histological analysis of the surgical specimen disclosed a mesothelial tumor and no evidence of malignancy. CONCLUSION: Although the preoperative diagnosis of adenomatoid tumor is relatively simple when the epididymis is involved, localization in the testis is relatively difficult to determine. Surgical exploration of all intrascrotal and intratesticular tumors are advocated due to the risk of malignancy.

Humans↗

[Extragonadal germinal tumor].

OBJECTIVE: Extragondal germ cell tumors are rare and have a high affinity for the midline structures. Herein we describe a young, male patient with a retroperitoneal primary tumor. METHODS/RESULTS: The unorthodox form of presentation of germ cell tumors corroborates their embryologic gonadal origin which is distant from the site of presentation. CONCLUSION: The diagnostic algorithm, chemotherapeutic and surgical treatment guidelines utilized in the management of primary gonadal germ cell tumors with retroperitoneal involvement remain applicable in this rare form of presentation.

Adult↗

[Relation between renal transplantation and work situation].

OBJECTIVE: The present study analyzed occupational rehabilitation following renal transplantation and its impact on social costs. METHODS/RESULTS: A survey was conducted on 493 patients who had undergone renal transplantation during 1979 to 1995. The results show that 27.76% were working after kidney transplantation versus 27.52% during dialysis. Retirement was the most common explanation given for not working (29.4%) when the percentage of those over age 65 accounted for 8%. CONCLUSION: Analysis of the occupational status in relation with sex, age, level of education, profession and type of dialysis disclosed that women aged 25-34 years, with a high level of education, who describe themselves as entrepreneurs and have had peritoneal dialysis, have a higher likelihood of working after transplantation.

Absenteeism↗

[Vasitis nodosa].

OBJECTIVE: To describe a case of vasitis nodosum causing spontaneous recanalization of the vas deferens. METHODS: Herein we describe a patient who had undergone vasectomy 9 years earlier. A nodule in the vas deferens arising from granulomatous reaction had progressed to vasitis nodosum, causing spontaneous recanalization of the vas deferens. RESULTS: Vasitis nodosum may be more frequent than it is considered to be although clinical problems rarely arise. CONCLUSION: Confusion may arise in distinguishing the histological features of vasitis nodosum from those of adenocarcinomatous neoplasia. Although rarely, its growth may cause recanalization of the vas deferens in vasectomized patients.

Adult↗

[Sexual changes in men with urological disorders].

OBJECTIVE: To evaluate the changes in sexual function due to urological pathologies and their treatment in the male. The present study analyzed erection, ejaculation, frequency of sexual intercourse and orgasm. METHODS: A questionnaire comprised of 30 items were sent out to 1016 males over 18 years of age with urological disease that had been treated from 1990 to 1991. Data processing was carried out using the Statgraphics and Statistica programs. The x2 and Wilcoxon Z tests were utilized for statistical analysis. RESULTS: All of the parameters studied were found to be impaired in a high number of patients in relation to age, pathology and treatment. Benign prostatic hyperplasia and its treatment caused the most impairment. CONCLUSIONS: Erection, ejaculation, frequency of sexual intercourse and orgasm decreased significantly after a urological condition. In our view, patient preoperative data and analysis of the foregoing parameters are warranted.

Adult↗

[Intestinal obstruction caused by transitional carcinoma].

OBJECTIVES: To draw attention to the possibility that distant intestinal metastasis can arise from transitional urothelial carcinoma located in the bladder. METHODS: Two female patients developed distant metastasis during treatment of the tumor by transurethral resection of the bladder. RESULTS: Following complicated transurethral resection with perforation of the peritoneal cavity, the patients developed intestinal obstruction from metastatic transitional cell carcinoma. CONCLUSIONS: Direct or distant seeding of tumor cells on previously undamaged peritoneal serosa produced with the resectoscope may not be exceedingly unlikely.

Aged↗

[Vascular testicular tumors].

OBJECTIVES: The present study reviews vascular testicular tumors, a very rare pathology. To our knowledge, only 17 cases have been reported since 1921. METHODS/RESULTS: We describe a case of a 16-year-old male who consulted for a mass of sudden onset. Pathological examination disclosed a testicular angioma. CONCLUSIONS: Despite the advancements of the imaging techniques, there are no signs that indicate the nature of vascular testicular neoplasms. The good prognosis of these tumors underscores the importance of the anatomopathological differential diagnosis.

Adolescent↗

[Pararenal angiomyolipoma].

OBJECTIVES: To review the more relevant clinical aspects of extrarenal angiomyolipoma, an uncommon disease entity. METHODS: The patient was a middle-aged female in whom an irregular right extrarenal mass had been detected. The pathological analysis disclosed a hamartoma. RESULTS: Complete resection of this lesion achieved cure. METHODS: Angiomyolipoma is a benign tumor that generally involves one or both kidneys. Extrarenal angiomyolipoma is extremely uncommon and may warrant the use of diagnostic tools distinct from the widespread algorithm and may require aggressive maneuvers to make the correct diagnosis.

Adult↗

[Socioeconomic justification of kidney transplantation].

OBJECTIVES: In recent years, the socioeconomic aspects of renal transplantation have focused the attention of the managers of the health care system and the professionals involved in transplant programs. The present study analyzed, within the context of renal transplantation, the two fundamental concepts of health care: quality of life and health costs. METHODS: A survey was conducted in 427 patients who underwent renal transplantation to evaluate the improvement in their quality of life. RESULTS: 93% referred physical improvement, 85% emotional, and 85% subjective improvement in their family relationship. Considering 9% of the kidneys were not viable, 15% of the grafts were lost in the first year and 4% thereafter, the cost of transplantation for the first year (in million pesetas) was 3,597 versus 2,961 for hemodialysis and 905 for the second year, with hemodialysis costs practically unchanged. CONCLUSIONS: Renal transplantation not only increases survival but also improves quality of life. It is less costly and the savings in health costs can be allocated to other fields of health care.

Costs and Cost Analysis↗

[Renal cystic mass: the diagnostic dilemma].

OBJECTIVE: To determine the best diagnostic approach and management of cystic renal mass. METHODS: Four cases are described and the literature reviewed. RESULTS: Of the 4 cases of cystic renal mass, 2 had a previous history of renal trauma. Puncture and aspiration of the cystic content were performed in three cases; cytology was positive for malignancy in one, which was confirmed by the histologic analysis. Two cases underwent nephrectomy although one of the post-traumatic cases had a preoperative diagnosis of pararenal pseudocyst. The literature review showed a significant controversy exists concerning the diagnostic approach and treatment. CONCLUSIONS: We advocate an approach free from tenets, where all the appropriately chosen diagnostic tools may be valid. If doubts persist after diagnostic evaluation, nephrectomy should be performed.

Adult↗

[Intraprostatic blue nevus].

OBJECTIVES: The present article describes an additional case of blue nevus of the prostate, a rare benign lesion which must be distinguished from the more aggressive lesions. METHODS/RESULTS: This lesion was incidentally discovered in a patient who had a biopsy of the prostate. The microscopic examination disclosed the presence of melanin in the epithelium of the prostate gland. CONCLUSIONS: Extracutaneous blue nevus does not progress to malignancy and must be distinguished from the more aggressive lesions.

Aged↗

[The urologist in ambulatory care].

Although it is widely extended, outpatient urological practice is rarely referred to in the scientific publications. Our experience in the outpatient center is presented. The characteristics of the outpatient, the facilities of the area where we practice and the unique doctor-patient relationship are described. A proposal is made to provide a wide range of diagnostic and therapeutic urological services at the outpatient centers.

Adult↗

[Testicular tumors: our follow-up and treatment protocol. Report of 30 cases].

The high incidence of testicular tumors seen in our setting prompted us to review our therapeutic and follow-up protocols and assess patient survival and course within the period spanning June, 1989 to August, 1992. During this 38-month period, we diagnosed a total of 30 cases (15 seminoma, 2 pure embryonal carcinoma, 8 mixed embryonal, 3 lymphoma and 2 Leydig cell tumors). Apart from orchidectomy, we utilized radiotherapy, chemotherapy and resection of residual tumor mass, according to the histological type and tumor stage. Of the 15 seminomas, there was 1 death (6%), 9 cases (60%) are tumor free with a mean survival of 25 months, and 5 cases (34%) are in partial remission at 11.3 months mean follow-up. Of the 10 nonseminomatous tumors, there was 1 death (10%), 5 patients (50%) are in complete remission at 23.6 months (mean), 3 (30%) are in partial remission at 19.3 months (mean) and 1 (10%) is in frank progression as manifested by the unresectable masses of the retroperitoneal lymph nodes. The survival rate for the seminoma group was 94% and 90% for the nonseminomatous tumors.

Adult↗

[Digestive hemorrhage in renal cell carcinoma].

We report a rare case of a young male patient with a single duodenal metastasis from a renal cell tumor nine years after nephrectomy that presented as upper GI tract hemorrhage. The clinical and pathological aspects of this uncommon intestinal metastasis are briefly discussed.

Carcinoma, Renal Cell↗