Overactive bladder: A multicenter study in Pakistan.

Objective: To determine the overall prevalence of overactive bladder in Pakistan, and to determine the difference in prevalence in relation to gender.

Methods: The multicenter study was conducted from February 2017 to October 2018 at 11 institutions across the country, and comprised randomly selected healthy subjects of either gender who were assessed on the basis of symptoms defined by the International Continence Society for overactive bladder. Data was collected using a questionnaire based on the symptoms which was filled for the respondent by designated health workers.

Doppler-Assessed Ureteric Jet Frequency: A Valuable Predictor of Ureteric Obstruction.

Objectives: To compare ureterovesical jet frequency in non-obstructed versus obstructed ureter secondary to ureteric stone using ultrasonography in patients presenting with ureteral stones.

Study Design:  Cross-sectional prospective study. Place of study and duration: Urology Department, The Kidney Centre Post Graduate Training Institute from May 16 to November 15, 2019.

Comparative evaluation of upper versus lower calyceal approach in percutaneous nephrolithotomy (PCNL) for managing renal calculi.

Objective: To compare upper versus lower calyceal approaches in percutaneous nephrolithotomy for managing renal calculi.

Methods: The retrospective study was conducted in the Department of Urology, The Kidney Centre Post-Graduate Training Institute, Karachi, and comprised data of patients who underwent percutaneous nephrolithotomy from January 2014 to January 2015. Patients were divided into upper pole puncture group A and lower pole puncture group B.

Outcome of 980 nm diode laser vaporization for benign prostatic hyperplasia: A prospective study.

Purpose: To evaluate the initial experience and outcome of photo-selective vaporization of the prostate (PVP) for benign prostatic hyperplasia (BPH) in Pakistan with the use of a 980 nm diode laser.

Materials And Methods: A prospective study was performed from November 2016 to December 2017. A total of 100 patients diagnosed with bladder outlet obstruction secondary to BPH who planned for PVP were enrolled in the study.

Postoperative Pain Score of Bupivacaine versus Placebo in Patients Undergoing Percutaneous Nephrolithotomy.

Objective: To compare postoperative mean pain score of bupivacaine versus placebo in patients undergoing percutaneous nephrolithotomy.

Study Design: An experimental study.

Place And Duration Of Study: Department of Urology, The Kidney Centre, Postgraduate Training Institute (PGTI), Karachi, from November 2014 to December 2015.

Predictive Factors for Intraoperative Blood Loss during Percutaneous Nephrolithotomy.

Objective: To evaluate the factors that may increase bleeding during Percutaneous nephrolithotomy (PCNL) and correlate them with outcome.

Study Design: Analytical study.

Place And Duration Of Study: The Kidney Centre postgraduate Training Institute, Karachi, Pakistan, from July to December 2016.

Awareness of risk factors and fallacies associated with urinary bladder cancer in our population: A prospective survey.

Objective: To determine the awareness of risk factors for bladder cancer and false beliefs associated with this disease.

Methods: This cross-sectional study was conducted at the Kidney Centre, Karachi, from January to February 2015, and comprised subjects who presented to the various in-house clinics. The subjects were interviewed using a questionnaire comprising demographic parameters, level of education and awareness of smoking hazards, knowledge and false beliefs associated with bladder cancer.

Effects and outcome of Tamsulosin more than just stone clearance after extracorporeal shock wave lithotripsy for renal calculi.

Objective: To determine the effect of Tamsulosin, as adjunctive medical therapy after Extracorporeal Shock Wave Lithotripsy for renal stones on rate of stone clearance, clearance time, pain intensity during stone clearance, steinstrasse formation and auxiliary surgical intervention required.

Method: A prospective randomized controlled study was carried out in 120 patients who undeiwent ESWL for renal stones of 0.5-2.

Management of acute urinary retention: a worldwide survey of 6074 men with benign prostatic hyperplasia.

Objectives: To evaluate the management of acute urinary retention (AUR) associated with benign prostatic hyperplasia (BPH) in real-life practice. To identify predictors of successful trial without catheter (TWOC).

Materials And Methods: In all, 6074 men catheterized for painful AUR were enrolled in a prospective, cross-sectional survey conducted in public and private urology practices in France, Asia, Latin America, Algeria and the Middle East.

Is it necessary to remove foleys catheter late after transurethral prostatectomy in patients who presented with acute urinary retention secondary to benign prostatic hyperplasia?

Objective: To assess the influence of early versus late removal of catheter after Transurethral Prostatectomy (TURP) in patients who presented with Acute Urinary Retention (AUR), at our centre.

Methods: The records were reviewed of patients presenting to the Emergency Room (ER) or out patient department (OPD) with AUR, after TURP done between April 2004 to June 2008, at The Kidney Centre PGTI, Karachi. Total 60 patients were enrolled.

Ureteroscopy under spinal versus general anaesthesia: morbidity and stone clearance.

Objective: To compare morbidity and stone clearance by ureteroscopy carried out under spinal anaesthesia with that carried out under general anaesthesia.

Study Design: Quasi-experimental study.

Place And Duration Of Study: The study was conducted at the Kidney Centre, Postgraduate Training Institute, Karachi, from September 2005 to December 2006.

Safety and efficacy of tubeless percutaneous nephrolithotomy.

Objective: To determine the safety and efficacy of tubeless percutaneous nephrolithotomy (PCNL).

Methods: A quasi-experimental study conducted on 50 patients, at a specialized urology centre.

Results: The primary success rate of the procedure in terms of stone clearance was 70%.

Tuberous sclerosis with bilateral renal angiomyolipoma and wunderlich's syndrome.

This case describes a 47-year-old female with tuberous sclerosis associated with bilateral giant renal angiomyolipomas. She underwent an initial renal angioembolization in August 2006. After four months, she required emergency nephrectomy due to spontaneous hemorrhage from the angiomyolipoma (Wunderlich's syndrome).

Adrenocortical carcinoma with endocrine syndromes.

Adrenocortical carcinoma is a rare disease. A 32 years old lady presented with complaints of hypertension, abdominal swelling, weight gain, hirsutism and bone pains. She was found to have a large adrenocortical carcinoma with associated Cushing's and virilization syndromes.

Single-center review of fluoroscopy-guided percutaneous nephrostomy performed by urologic surgeons.

Purpose: To review the success rate and complications of radiologically guided percutaneous nephrostomies (PCNs) performed by urologists and compare the complication rates with the standards recommended by the Society of Interventional Radiology (SIR) and the American College of Radiology (ACR).

Patients And Methods: From January 1996 to December 2005, 667 patients had 765 PCNs performed by three urologists, with 74 patients having simultaneous bilateral PCNs. The mean age of the patients was 29 years (range 8 months-95 years).