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Bladder-sparing surgery in locally advanced nonurological pelvic malignancy.

INTRODUCTION: The urinary bladder is commonly involved in pelvic malignancy. The incidence of apparent extension into adjacent organs in locally advanced colorectal malignancy is 5-12%. It is not known with other pelvic malignancy. No guidelines are available for its management. Often a dilemma exists between cystectomy and a bladder-sparing procedure. We studied the validity of bladder-sparing surgery (BSS) in locally advanced nonurological pelvic malignancy. METHODS: Hospital records of patients who underwent BSS along with other surgeries (abdomino-perineal resection, anterior resection, anterior exenteration, debulking surgery and total pelvic exenteration) from January 1992 to May 2003 were reviewed. RESULTS: BSS was done in 15 patients. 10 had locally advanced colorectal malignancy, 3 with soft tissue masses of the lateral pelvic wall, 1 had ovarian malignancy and the other had residual mass following radiotherapy and chemotherapy of cancer cervix. In those with locally advanced colorectal malignancy, symptoms suggestive of lower urinary tract involvement were present in 8 (80%). Urine examination and ultrasonography was not helpful in suggesting bladder involvement, unlike CT scan of abdomen and pelvis. Preoperative cystoscopy showed endoscopic evidence of bladder involvement in 7 (87.5%). Bladder was involved supratrigonally in 7. Partial cystectomy was done in 9 patients. The left ureter was involved in 6 patients, and they required ureteric reimplantation. Palliative transurethral resection was done in 1 patient with tumor infiltration at the bladder neck and prostate. 50% patients had bothersome lower urinary tract symptoms at 1 year. One patient died in the immediate postoperative period due to a nonurological cause. Overall 3-year survival rate was 40%. CONCLUSION: Unlike primary bladder cancers these lesions are not multifocal and hence en block conservative bladder-sparing surgery can be offered. Preoperative CT scan or MRI can predict lower urinary tract involvement and help in decision-making by both surgeon and patient. The ultimate decision for bladder sparing is based on intraoperative findings. Sparing the bladder might provide better quality of life by avoiding urinary diversion without altering survival.

Colorectal Neoplasms↗

[Recurrence of vulvar cancer--treatment, experiences and results].

At the University Hospitals of Heidelberg (1970-1988) and Homburg/Saar (1988-1990), 182 patients with vulvar carcinoma were treated. 51 patients had a recurrence of vulvar carcinoma and 21 patients showed a persistence of this tumour. 19 women had a second recurrence of vulvar disease. In these cases, therapy ranged from local surgery to exenteration, depending on the site and tumour extension. 18 patients underwent successful reconstructive surgery. Prognosis was better in cases with local recurrence in comparison to distant sites of metastatic progression (i.e. inguinal nodes or disseminated disease) (p less than 0.001). The five-year survival (after diagnosis of recurrent disease) for patients with early onset of recurrence (less than 20 months after initial therapy) was 28% compared to 68% for patients with late onset of recurrent disease (p less than 0.01).

Female↗

Combined therapy as an alternative to exenteration for locally advanced vulvo-vaginal cancer: rationale and results.

Locally advanced vulvo-vaginal cancer is a difficult therapeutic problem complicated by the fact that it is an uncommon clinical entity. Surgery for the vulvar (external genital) phase of this disease presentation was combined with radiotherapy for the internal genital phase (with adequate overlap of fields to protect surgical margins). The rationale is that this approach treats the cancer and its dual regional spread patterns, while at the same time preserves the bladder and/or rectum, and should be associated with less morbidity and mortality than exenterative surgery, especially in this predominantly geriatric patient population. During the period from 1968-1980, 33 cancers have been treated. There were 26 primary and seven recurrent cases. The apparent advantages of this combined therapeutic approach over exenterative surgery include bladder and/or rectal preservation, low primary mortality, low treatment morbidity, and good results in cancer control.

Adult↗

Squamous carcinoma of the vagina: treatment, complications, and long-term follow-up.

Seventy-five cases of primary squamous cell carcinoma of the vagina treated at the University of Pennsylvania are reviewed with long-term follow-up presented. These comprised 2.5% of all female genital malignancies treated during 1958 to 1980 inclusive. Patients treated during that time with non-squamous cell cancers have been excluded. Patients are analyzed with regard to stage, therapy, complications, and survival. Sixty-five percent of patients were stage I or II. Five-year survival for the entire group was 45%. Patients treated with radical surgery other than exenteration did well, with 7 of 8 surviving 5 years. Serious treatment complications were mostly related to radiation therapy and primarily involved the bowel and bladder. Three patients died of complications. Recurrence carried a grave prognosis as 30 of 33 patients with recurrence died of disease. Most recurrences were diagnosed within the first year following treatment. Patients with advanced disease were more likely to have distant recurrences. Although radiation therapy is generally the treatment of choice, radical surgery can yield excellent results when used in carefully selected patients. With meticulous attention to radiation dosage and technique it is hoped that treatment morbidity can be reduced. Optimal treatment of advanced disease may require some form of adjuvant systemic therapy.

Adult↗

The argument for conservative, delayed surgery in the management of prostatic rhabdomyosarcoma.

Exenteration is no longer required for most patients who have rhabdomyosarcoma (RMS) of the prostate. This site comprised only about 5% of newly diagnosed cases in the IRS-III (1984-1991). The mean age at the time of diagnosis was 5.3 yrs (range, 0 to 19 years). Most tumors were relatively large, had embryonal histology, and were clinically localized but unresectable without major loss of organ function. The 44 patients with group III tumors (gross residual disease) were treated according to the IRS-III protocol. Forty-three of them underwent biopsy only, and one patient had subtotal resection as the initial procedure. The average number of surgical procedures per patient was two (range, one to five). Six of the 44 patients had no additional surgery. The second-look procedures performed in the other 38 patients included exenteration (14), prostatectomy (7), cystoscopic/perineal needle biopsy (8), laparotomy with biopsy (6), and subtotal excision with bladder salvage (3). Additional surgery was required for four patients, for evaluation of a residual mass, postoperative fistula, ureteral stricture, or small bowel obstruction. Six patients with relapse or residual disease underwent additional chemotherapy and late exenteration (3), prostatectomy (1), or biopsy (2). Four of the six have been cured, one is in treatment for a second malignancy, and the other has residual disease after exenteration. Thirty-six of the 44 patients with group III tumors have been cured (minimum follow-up period, 6 years; range, 6 to 11 years), compared with 23 of the 47 in IRS-II (1978-1984) (P = .001). Two of the six deaths in this group were caused by infection. The bladder salvage rate for those cured of their disease also was better (64% v 57% for IRS-II). The two patients with group IIA tumors were cured by gross primary excision, local radiotherapy, and vincristine and actinomycin therapy. By contrast, all patients with metastatic disease (group IV) died of the tumor. Conservative, delayed surgery, performed after intensive chemotherapy with or without radiotherapy, yields a better cure rate while maintaining a high rate of bladder salvage in children with group III prostatic RMS.

Adolescent↗

Locally recurrent rectal cancer: role of composite resection of extensive pelvic tumors with strategies for minimizing risk of recurrence.

Locally recurrent cancer of the rectum has been under-recognized as a complication, although it affects up to 40% of patients treated with surgery alone. Even in the best centers, rates average 25%. While radiotherapy may reduce recurrence, it is now apparent that total mesorectal excision is the most effective modality, with rates as low as 5%. The dramatic decrease in local recurrence can also be linked to increased survival in prospective studies, an effect more significant than any adjuvant therapy. The options, however, for patients with locally recurrent cancer are limited. Fifteen percent of patients with this complication die without systemic spread. Salvage by surgery offers potential cure. Other than anastomotic recurrences that can be locally resected, the best approach for long-term survival is an extensive surgical procedure requiring en bloc removal of adjacent organs and pelvic structures-so-called composite resection. With careful selection, 30% 5-year survival can be achieved and palliation is considerable, with 50% long-term local control. Intraoperative radiotherapy and brachytherapy, and/or preoperative chemoradiation may provide better results in future. Newer techniques of coloanal anastomosis, improved urinary diversion, and myocutaneous flaps for perineal reconstruction radically reduce the morbidity of these procedures. The approach to recurrent rectal cancer requires a sophisticated multidisciplinary team to obtain optimum results.

Brachytherapy↗

Surgical management of advanced and recurrent cervical cancer.

Since the early 1940s, the incidence of cervical cancer has dramatically decreased due in large part to the work of Papanicolaou and Traut. Successful treatment can now be done using simple or radical surgical intervention for early invasive lesions and radiation therapy for more advanced lesions. However, despite current advances in screening and early treatment, local recurrences still happen and are difficult to treat. The natural history of cervical cancers is that of a slowly growing, locally invasive tumor. As such, it lends itself to radical surgical resection in selected patients prior to distant metastasis. Current advances in intraoperative and postoperative monitoring, as well as improved surgical techniques and devices, have decreased the morbidity and mortality of radical surgical procedures to acceptable levels. Current data associated with these procedures for advanced or recurrent cervical cancer are described.

Combined Modality Therapy↗

Critical care issues in cervical cancer management.

Radical pelvic surgery in gynecologic oncology patients poses a challenge to the surgeon and the ancillary team in charge of the peri-operative care. The high frequency of medical problems observed in this patient population, in conjunction with the stresses of radical surgery, necessitates careful monitoring of patients' medical status. A comprehensive team approach in the perioperative period is critical to patient care. Early intervention and anticipation of potential problems for the patient at risk in the postoperative period minimizes morbidity and mortality. This article will review the essentials of critical care as it relates to patients undergoing radical pelvic operations.

Blood Transfusion↗

Long-term experience in the surgical management of cancer of the uterine cervix.

Cancer of the uterine cervix is the seventh most common malignancy among women and the fifth most common cause of cancer mortality worldwide. In the United States, the use of the Papanicolaou (Pap) smear for screening has meant a significant decline in the incidence and mortality from cervical cancer over the past five decades. However, there are still approximately 12,800 new cases diagnosed per year in the U.S. and 4,800 deaths are estimated in 1999. Both surgery and radiation therapy have long-established roles in management. Surgery has the advantages of shorter treatment time, removal of the primary tumor, more limited tissue injury, and the potential to preserve ovarian function; radiation therapy has the capacity to treat tumor that involves the bladder and/or rectum while preserving their function. Therefore, the role of surgery is more suited to the management of early-stage disease and centrally located recurrences that occur after radiation therapy. Studies from our institution have played an integral role in the development of the modern surgical approach to cervical cancer. Reviews on early-stage disease helped define the role of conization and simple hysterectomy for microinvasive cervical cancer and identified patients who were at high risk for recurrence after radical hysterectomy. The classic work of Brunschwig has given gynecologic surgeons the ability to offer hope and life to select patients who previously could have expected only pain and death. Future investigation into the techniques of intra-operative radiation therapy may increase the pool of patients for whom surgically based salvage therapy may be offered.

Combined Modality Therapy↗

Abdominoperineal resection following anterior resection.

A series of 11 patients undergoing abdoninoperineal resection for "suture line recurrence" following anterior resection is presented. Five-year survival is 10%. Technically, the procedure is difficult and major problems are encountered, including large blood loss and ureteral complications. These patients had an inadequate distal margin of resection at the time of anterior resection. The survival of this group of patients underscores the importance of making the correct judgment about anterior or abdominoperineal resection at the time of the initial presentation of the patient. The phrase "suture line recurrence" is a misnomer; all of these patients had advanced pelvic malignancy. If the adequacy of the distal margin is questionable or a distal margin of 5 cm cannot be obtained safely at the time of anterior resection, abdominoperineal resection should be performed, as the opportunity for cure of a recurrence should this rule be compromised is limited.

Female↗

Current status of the treatment of epidermoid cancer of the vulva.

Epidermoid cancer accounts for 81% of the malignancies of the vulva. Although the etiology has not been delineated, chronic vulvitis is associated with cancer in almost one-third of the patients. The staging system should utilize the most precise and accurate parameters delineated for improved treatment. A new staging system is utilized. Proven treatment is primarily surgical.

Carcinoma, Squamous Cell↗