Learn More
This paper describes PERA (the Purdue Enterprise Reference Architecture) and shows its relationships to GERAM (the Generalized Enterprise Reference Architecture and Methodology). PERA was developed at Purdue University during the period 1989-94. GERAM was developed by the IFAC/IFIP Task Force to illustrate that all " complete " enterprise reference(More)
The Fluor Daniel Company, a major engineering consulting and construction firm, is applying the Purdue Enterprise Reference Architecture and Methodology (PERA) to their project work. They have established these methods across a range of industrial areas which the company serves. They have used PERA to present a framework around which much of their current(More)
From 1970-1985, 303 women with genitourinary fistulas were seen at the Mayo Clinic. The fistula formed after treatment for benign conditions in 74% of the patients and malignant conditions in 14%; in 12%, we were unable to establish the nature of the condition. Gynecologic surgery was responsible for 82% of the fistulas, obstetric procedures for 8%, various(More)
The treatment of 224 patients with invasive squamous cell carcinoma of the vulva over a 20-year interval at the Mayo Clinic resulted in an overall survival rate of 75%, compared with 89% for age-matched controls. For patients with stage I disease, 5-year survival was 90%; for those with stages II, III, and IV, it was 81, 68, and 20%, respectively. A(More)
Of 421 patients with posthysterectomy enterocele and vault prolapse, 190 cases are reported for the first time. These 190 patients had 197 operations, 90% were vaginal procedures and 10% were abdominal-presacral suspension procedures; 88% of the operations provided good vaginal support and a satisfactory result. A vaginal repair is advocated for this(More)
A prospective study of the incidence of endometriosis encountered in consecutive pelvic explorations was carried out. When study cards were filled out immediately after operation, it was found that one half of the patients had endometriosis. The symptoms, indications for operation, and pelvic findings in patients with endometriosis were compared with those(More)
Between 1977 and 1984, second-look laparotomy to evaluate disease status after adjuvant chemotherapy was performed in 134 patients originally presenting with advanced epithelial ovarian carcinoma. Surgical and histologic assessment did not detect persistent disease in 50 patients (37%). Recurrent carcinoma was subsequently documented in 15 patients (30%),(More)