Minimalist Approach for HoLEP with A Low-Power Holmium Source: A Retrospective Study.

Purpose: To assess the efficacy and safety of very low-power Holmium Laser Enucleation of the Prostate (HoLEP) on a 30-W holmium laser source.

Materials And Methods:   With the approval of the local ethics committee, we retrospectively analysed 60 patients treated with HoLEP. There were 30 patients in the low-power (LP) group and 30 patients in the very low-power (VLP) group.

Platelet-to-Lymphocyte Ratio: A New Factor for Predicting Systemic Inflammatory Response Syndrome after Percutaneous Nephrolithotomy.

Purpose: The first purpose of this study was to reveal factors affecting the postoperative development of systemic inflammatory response syndrome (SIRS) in patients undergoing standard percutaneous nephrolithotomy (PNL) for renal stones. The second purpose was to determine the role of the preoperative platelet-to-lymphocyte ratio (PLR) and the neutrophil-to-lymphocyte ratio (NLR) in the prediction of SIRS.Matarials and Methods: In total, 192 patients who had undergone conventional PNL for renal stones from 2013 to 2015 were included in the study.

Combined micro-and standard percutaneous nephrolithotomy for complex renal calculi.

Objective: We aimed to present the technique of combination of standard percutaneous nephrolithotomy (PNL) with microperc for achieving higher success rates without increasing complication rates in the management of complex renal calculi.

Material And Methods: The patients who underwent microperc procedure as a complementary procedure to standard PNL for complex kidney stones in two reference hospitals between 2013 and 2015, were evaluated retrospectively.

Results: All patients underwent a total of two accesses one for standard PNL and one for microperc.

Does laparoscopic transperitoneal simple nephrectomy for inflammatory and non-inflammatory kidneys differ?

Background: Laparoscopic simple nephrectomy is the standard procedure for the removal of non-functioning benign kidney. It can be performed transperitoneally or retroperitoneally. There are several studies comparing the results of transperitoneally or retroperitoneally laparoscopic nephrectomy but there are limited numbers of study comparing results of laparoscopic transperitoneal simple nephrectomy in non-inflammatory and inflammatory non-functioning kidneys.

External Comparison of Recent Predictive Nomograms for Stone-Free Rate Using Retrograde Flexible Ureteroscopy with Laser Lithotripsy.

Objective: To assess and compare the applicability of the Resorlu-Unsal Stone Score (RUSS) and the Modified Seoul National University Renal Stone Complexity (S-ReSC) score for flexible ureterorenoscopy (f-URS).

Patients And Methods: We retrospectively analyzed the hospital files of 719 patients who had been treated with f-URS for kidney stone at two referral centers between July 2012 and December 2015. The RUSS and Modified S-ReSC scores were calculated by the same surgeon for each patient by using imaging methods and were compared as to their predictive capability for postoperative success.

Do the urolithiasis scoring systems predict the success of percutaneous nephrolithotomy in cases with anatomical abnormalities?

The objective of this study is to assess the utility of the Guy, S.T.O.

Comparison of Anesthesia Methods in Treatment of Staghorn Kidney Stones with Percutaneous Nephrolithotomy.

Purpose: To compare the efficacy and safety of percutaneous nephrolithotomy (PNL) in the treatment of staghorn calculi (SC) under spinal anesthesia (SA) versus general anesthesia (GA).

Materials And Methods: Patients with SC who treated with PNL from 2011 to 2014 were retrospectively reviewed. In total, 100 patients were divided into 2 groups according to anesthesia type: SA (group 1, n = 47) and GA (group 2, n = 53).

Which factors affect the hospital re-admission and re-hospitalization after flexible ureterorenoscopy for kidney stone?

Purpose: To investigate patient- and procedure-related factors associated with hospital re-admission (HR) and re-hospitalization following flexible ureteroscopy (f-URS).

Patients And Methods: The records of patients who underwent f-URS for renal stones in two reference centers between 2011 and 2015 were examined retrospectively. Patients who were re-admitted to the hospital or re-hospitalized for any reason within 30 days after hospital discharge related to the f-URS procedure were evaluated.

Effective radiation exposure evaluation during a one year follow-up of urolithiasis patients after extracorporeal shock wave lithotripsy.

Introduction: To determine and evaluate the effective radiation exposure during a one year follow-up of urolithiasis patients following the SWL (extracorporeal shock wave lithotripsy) treatment.

Material And Methods: Total Effective Radiation Exposure (ERE) doses for each of the 129 patients: 44 kidney stone patients, 41 ureter stone patients, and 44 multiple stone location patients were calculated by adding up the radiation doses of each ionizing radiation session including images (IVU, KUB, CT) throughout a one year follow-up period following the SWL.

Results: Total mean ERE values for the kidney stone group was calculated as 15, 91 mSv (5.

Factors affecting hospital readmission and rehospitalization following percutaneous nephrolithotomy.

Purpose: To identify patient- and procedure-related factors that increase the risk of hospital readmission and emergency room (ER) visits after percutaneous nephrolithotomy (PNL).

Materials And Methods: We retrospectively reviewed the records of patients with kidney stones treated via PNL in two tertiary referral hospitals between 2008 and 2014. Patient demographics including age, body mass indices, ASA score, stone size, presence of anatomic abnormality and comorbidity, operative and postoperative measures, and ER visit and rehospitalization rates were reviewed.

Comparison of microperc and mini-percutaneous nephrolithotomy for medium-sized lower calyx stones.

The objective of this study was to present the outcomes of comparative clinical study of microperc versus mini-percutaneous nephrolithotomy (mini-PNL) in the treatment of lower calyx stones of 10-20 mm. Patients with lower calyx stones treated with microperc (Group-1) or mini-PNL (Group-2) between 2011 and 2014 were retrospectively analyzed. Demographics of the patients were compared, including age, gender, BMI, stone size, laterality and procedural parameters (operation and fluoroscopy time), and outcomes (success and complication rates).

Treatment of symptomatic lower pole stones of a kidney with partial nephrectomy using micropercutaneous nephrolithotomy technique.

We present the treatment of lower pole stones of a 62-year-old male patient with a history of open partial nephrectomy due to renal angiomyolipoma and renal stones. He was successfully treated with micropercutaneous nephrolithotomy technique under spinal anesthesia in spite of fibrotic and scar tissue due to previous open surgery. The patient was stone-free and was discharged after a 24-hour hospitalization period.

A Comparison of 2 Percutaneous Nephrolithotomy Techniques for the Treatment of Pediatric Kidney Stones of Sizes 10-20 mm: Microperc vs Miniperc.

Objective: To compare outcomes of micro-percutaneous nephrolithotomy (PNL; microperc) with mini-PNL (miniperc) in the treatment of pediatric renal stones of sizes 10-20 mm.

Materials And Methods: Patients aged <18 years who underwent PNL for renal stones of sizes 10-20 mm between August 2011 and March 2014 in 3 referral centers were reviewed retrospectively. Patients were evaluated in the following 2 groups: microperc (group 1) and miniperc (group 2).

Management of patients with retroperitoneal tumors and a review of the literature.

Background: Retroperitoneal tumors (RTs) develop insidiously and are generally seen as large masses, and 50% of RTs are larger than 20 cm at the time of diagnosis. In this article, we share our experience of 5 years of surgical management of RTs.

Methods: We evaluated 28 RT cases operated on in three education hospitals in Turkey from January 2008 onwards, with regard to patients' demographic characteristics, complaints, weight loss figures, the location and size of the tumor, blood transfusion, intra-operational time, metastases (in malignant cases), additional organ resection, histological grade, local recurrences, average life expectancy, and post-operative treatment methods.

Comparison of the efficacy of diclofenac, acupuncture, and acetaminophen in the treatment of renal colic.

Objective: The objective is to compare the analgesic effects of diclofenac, acetaminophen, and acupuncture in urolithiasis-driven renal colic pain relief.

Methods: Renal colic patients were divided randomly into 3 groups. Patients in group I (n = 40) were treated with intravenous acetaminophen, those in group II (n = 41) with acupuncture, and those in group III (n = 40) with a 75-mg intramuscular injection diclofenac sodium.

Is Micropercutaneous Nephrolithotomy Technique Really Efficacicous for the Treatment of Moderate Size Renal Calculi? Yes.

Objective: To present our clinical experiences with micropercutaneous nephrolithotomy in the treatment of moderate-sized renal calculi from a single center.

Methods: We retrospectively evaluated the patients with moderate-sized renal calculi who underwent micro-percutaneous nephrolithotomy between December 2012 and Septermber 2013.

Results: A total of 68 patients and 70 renal units underwent microperc procedure.

Comparison of flexible ureterorenoscopy and micropercutaneous nephrolithotomy in the treatment for moderately size lower-pole stones.

Purpose: To present a retrospective comparative clinical study of micropercutaneous nephrolithotomy (microperc) versus flexible ureterorenoscopy (F-URS) in treatment of moderate-size lower-pole stones (LPSs).

Methods: We retrospectively reviewed data on patients with isolated LPSs ≤2 cm in diameter treated with F-URS and/or microperc in two referral centers. Patients were divided into two groups by treatment modality: F-URS (Group 1) and microperc (Group 2).

Contemporary Management of Medium-Sized (10-20 mm) Renal Stones: A Retrospective Multicenter Observational Study.

Purpose: To evaluate contemporary management approaches to medium-sized (10-20 mm) renal stones.

Patients And Methods: A total of 935 patients treated for medium-sized renal stones (10-20 mm) between July 2012 and March 2014 were included in the study program. Contemporary minimally invasive approaches applied in the management of such stones were evaluated and compared.

Is micro-percutaneous nephrolithotomy surgery technically feasible and efficient under spinal anesthesia?

The objective of the study was to present the clinical and operative effects of two types of anesthesia on micro-percutaneous nephrolithotomy ("microperc"). We retrospectively reviewed 116 patients who underwent microperc between August 2011 and September 2013. Patients were sorted into one of the two groups according to the type of anesthesia received: general (Group 1, n:53) or spinal (Group 2, n:63).

Does the presence of hydronephrosis have effects on micropercutaneous nephrolithotomy?

Purpose: To evaluate the effects of presence of hydronephrosis on micropercutaneous nephrolithotomy (micro-PNL) surgery.

Patients And Methods: A retrospective analysis of 112 patients who underwent microperc surgery between December 2012 and April 2014 was performed. Patients were evaluated in two groups according to whether the presence of hydronephrosis.

Does aging affect the outcome of percutaneous nephrolithotomy?

To investigate whether aging affects surgical outcomes by comparing the results of two patient groups undergoing PNL: those over 60 and those under 60. A retrospective screen was made for patients undergoing conventional PNL surgery for renal stones performed in two separate centers between 2010 and 2013. 520 patients included were classified into age groups: patients aged 18-59 comprised Group-1 and those aged over 60 comprised Group-2.

Tubeless percutaneous nephrolithotomy: yes but when? A multicentre retrospective cohort study.

The aim of our study is to determine the predictive factors for placement of percutaneous nephrostomy tube (PNT) in percutaneous nephrolithotomy (PCNL) procedure and to evaluate the optimal cutoff points of the predictive factors. 229 patients, who had undergone percutaneous nephrolithotomy operation between February 2009 and February 2013 were reviewed retrospectively. Five patients were excluded from the study because of solitary kidney.