OBJECTIVES: To present our experience with elective, open, nephron-sparing surgery for renal masses in a contemporary, consecutive series. METHODS: In this retrospective study, the files of all patients who underwent elective nephron-sparing surgery between January 1996 and December 2002 at our institution were reviewed. The preoperative workup included renal ultrasonography and abdominal computed tomography. The histologic findings, complications, and oncologic outcome were studied. The surgical technique (ischemia and regional hypothermia) was identical in all patients. RESULTS: A total of 129 patients (mean age 61 years) were analyzed. The mean +/- standard deviation tumor size on preoperative computed tomography was 4.0 +/- 2.4 cm. Renal cell carcinoma was present in 86 patients (66.7%), a benign cyst in 18 (13.9%), oncocytoma in 10 (7.8%), angiomyolipoma in 7 (5.5%), adenoma in 4 (3.1%), xanthogranulomatous pyelonephritis in 3 (2.3%), and metastasis of a malignant melanoma in 1 patient. Two patients (1.6%) required secondary nephrectomy because of postoperative bleeding. After a median follow-up of 34 months (range 2 to 91), no patient had developed local recurrence, one (0.8%) had developed lymph node metastasis, and two (1.6%) had developed distant metastases. The creatinine clearance decreased from 77 +/- 27 mL/min before surgery to 64 +/- 23 mL/min after a median of 34 months. CONCLUSIONS: The results of this contemporary, monocenter experience underline the role of open, elective, nephron-sparing surgery for patients with small renal masses, particularly because benign histologic findings were present in almost one third of patients.
OBJECTIVES: To present our experience with elective, open, nephron-sparing surgery for renal masses in a contemporary, consecutive series. METHODS: In this retrospective study, the files of all patients who underwent elective nephron-sparing surgery between January 1996 and December 2002 at our institution were reviewed. The preoperative workup included renal ultrasonography and abdominal computed tomography. The histologic findings, complications, and oncologic outcome were studied. The surgical technique (ischemia and regional hypothermia) was identical in all patients. RESULTS: A total of 129 patients (mean age 61 years) were analyzed. The mean +/- standard deviation tumor size on preoperative computed tomography was 4.0 +/- 2.4 cm. Renal cell carcinoma was present in 86 patients (66.7%), a benign cyst in 18 (13.9%), oncocytoma in 10 (7.8%), angiomyolipoma in 7 (5.5%), adenoma in 4 (3.1%), xanthogranulomatous pyelonephritis in 3 (2.3%), and metastasis of a malignant melanoma in 1 patient. Two patients (1.6%) required secondary nephrectomy because of postoperative bleeding. After a median follow-up of 34 months (range 2 to 91), no patient had developed local recurrence, one (0.8%) had developed lymph node metastasis, and two (1.6%) had developed distant metastases. The creatinine clearance decreased from 77 +/- 27 mL/min before surgery to 64 +/- 23 mL/min after a median of 34 months. CONCLUSIONS: The results of this contemporary, monocenter experience underline the role of open, elective, nephron-sparing surgery for patients with small renal masses, particularly because benign histologic findings were present in almost one third of patients.
Authors: Seo Yong Park; Seong Soo Jeon; Seo Yeon Lee; Byong Chang Jeong; Seong Il Seo; Hyun Moo Lee; Han Yong Choi Journal: J Korean Med Sci Date: 2011-02-25 Impact factor: 2.153
Authors: Tyler M Bauman; Aaron M Potretzke; Alec J Wright; Joel M Vetter; Theodora A Potretzke; R Sherburne Figenshau Journal: Investig Clin Urol Date: 2017-06-27
Authors: Sun Il Kim; Yeung Deuk Choi; Se Joong Kim; Byung Ha Chung; Do Hwan Seong; Chun Il Kim; Sang Hyeon Cheon; Jin Seon Cho; Yun Seob Song; Young Sig Kim; In Rae Cho; Dong Hyeon Lee; Ki Hak Song; Hong Sup Kim; Joong Shik Lee; Won Jae Yang; Sung Joon Hong Journal: Yonsei Med J Date: 2008-08-30 Impact factor: 2.759