Purpose : We identified risk factors predicting severe bleeding due to percutaneous
nephrolithotomy. Materials and Methods : Computerized data on 2,909 patients who underwent a …

Purpose : We studied the role of open surgery versus percutaneous nephrolithotomy (PCNL)
in the treatment of complete staghorn stones in a prospective randomized manner. …

… Author contributions: Ahmed A. Shokeir had full access to all the data in the study and
takes responsibility for the integrity of the data and the accuracy of the data analysis. …

OBJECTIVES: To compare the outcomes of the different surgical techniques used in
varicocelectomy. METHODS: The study included 120 patients with 147 clinically palpable …

OBJECTIVES: To review our experience with emphysematous pyelonephritis over the past
15 years. METHODS: Twenty patients with emphysematous pyelonephritis were reviewed …

OBJECTIVES: To identify the risk factors implicated in colonic perforation during percutaneous
nephrolithotomy. METHODS: From 1985 to 2004, 5039 percutaneous nephrolithotomy …

PURPOSE: We compared the outcomes of 3 techniques of varicocelectomy in infertile patients
with varicocele. MATERIALS AND METHODS: The study included 298 infertile patients (…

OBJECTIVE: To determine factors affecting the stone-free rate and complications of percutaneous
nephrolithotomy (PNL) for treatment of staghorn stones. METHODS: The computerized …

Acute renal colic is one of the most anguishing forms of pain in humans that needs quick
diagnosis and treatment. The magnitude of the problem is large worldwide; the lifetime risk of …

Objectives. To investigate the value of the renal resistive index (RI) in the identification of
acute renal obstruction in pregnant women. Methods. The study included 22 pregnant women …