Objective: To investigate complications and treatment failure rates of percutaneous renal cryoablation (PRC) for small renal masses under local anaesthesia and conscious sedation (LACS), to assess the safety and effectiveness of this approach, as PRC is typically performed under general anaesthesia (GA). Patients and methods: We retrospectively reviewed PRC under LACS from 2003 to 2017. We analysed perioperative parameters between patients who successfully underwent PRC under LACS and patients with post-procedural complications or treatment failure (renal mass enhancement after successful intraoperative tumour ablation). Two-sided non-parametric and Fisher's exact tests were performed to compare uncomplicated or disease-free PRC with the complication or treatment failure group, respectively. Results: A total of 100 PRCs under LACS were performed during the study period. Of these patients, six patients had at least one postoperative complication (6%), and treatment failure was diagnosed in nine patients (9%) after PRC [mean (SD) follow-up of 42.7 (26.6) months]. The procedural failure rate was 1%. No ablations were converted to GA. The mean tumour size was smaller in patients who had no complications during PRC compared to those who did, at a mean (SD) of 2.2 (0.6) cm vs 3.0 (1.0) cm (P = 0.039). The use of more intraoperative probes during the PRC was also associated with complications, at a mean (SD) 3.0 (1.4) vs 1.8 (0.8) (P = 0.021). Conclusions: PRC under LACS is an effective and safe procedural approach for managing small renal masses with low complication, treatment failure, and procedural failure rates. Larger renal masses and intraoperative use of multiple probes is associated with an increased risk of PRC complications.
机构:
Keio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Inoue, Masanori
Nakatsuka, Seishi
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Keio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Nakatsuka, Seishi
Yashiro, Hideki
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Keio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Yashiro, Hideki
Ito, Nobutake
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Keio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Ito, Nobutake
Izumi, Yotaro
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Keio Univ, Dept Surg, Div Gen Thorac Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Izumi, Yotaro
Yamauchi, Yoshikane
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Keio Univ, Dept Surg, Div Gen Thorac Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Yamauchi, Yoshikane
Hashimoto, Kolhei
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Keio Univ, Dept Surg, Div Gen Thorac Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Hashimoto, Kolhei
Asakura, Keisuke
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Keio Univ, Dept Surg, Div Gen Thorac Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Asakura, Keisuke
Tsukada, Norimasa
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Keio Univ, Dept Surg, Div Gen Thorac Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Tsukada, Norimasa
Kawamura, Masafumi
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Keio Univ, Dept Surg, Div Gen Thorac Surg, Shinjuku Ku, Tokyo 1608582, Japan
Teikyo Univ, Sch Med, Dept Surg, Div Gen Thorac Surg, Tokyo 173, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Kawamura, Masafumi
Nomori, Hiroaki
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机构:Keio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
Nomori, Hiroaki
Kuribayashi, Sachio
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Keio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Diagnost Radiol, Shinjuku Ku, Tokyo 1608582, Japan
机构:
Univ Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
Okhunov, Zhamshid
Moreira, Daniel M.
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Mayo Clin, Dept Urol, Rochester, MN USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
Moreira, Daniel M.
del Junco, Michael
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Univ Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
del Junco, Michael
Abedi, Garen
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Univ Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
Abedi, Garen
Lobko, Igor I.
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Hofstra North Shore LIJ Sch Med, Arthur Smith Inst Urol, Hempstead, NY USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
Lobko, Igor I.
Kaler, Kamaljot S.
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Univ Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
Kaler, Kamaljot S.
Nguyen, Nobel D.
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Univ Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
Nguyen, Nobel D.
Youssef, Ramy
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Univ Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
Youssef, Ramy
Uchio, Edward
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Univ Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
Uchio, Edward
Kavoussi, Louis R.
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Hofstra North Shore LIJ Sch Med, Arthur Smith Inst Urol, Hempstead, NY USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
Kavoussi, Louis R.
Landman, Jaime
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Univ Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USAUniv Calif Irvine, Dept Urol, 333 City Blvd,Suite 2100, Orange, CA 92868 USA
机构:
Univ Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USAUniv Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USA
Kim, Daniel H.
Lamba, Ashley
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Zucker Sch Med Hofstra Northwell, Manhasset, NY USAUniv Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USA
Lamba, Ashley
Lee, Shimwoo
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Univ Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USAUniv Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USA
Lee, Shimwoo
Sayre, James
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Univ Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USAUniv Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USA
Sayre, James
Abtin, Fereidoun
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Univ Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USAUniv Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USA
Abtin, Fereidoun
Genshaft, Scott
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Univ Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USAUniv Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USA
Genshaft, Scott
Quirk, Matthew
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Univ Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USAUniv Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USA
Quirk, Matthew
Suh, Robert D.
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Univ Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USAUniv Calif Los Angeles, David Geffen Sch Med, Dept Radiol Sci, Los Angeles, CA USA