https://www.selleckchem.com/pr....oducts/hexamethonium
To prospectively assess the safety and effectiveness of antegrade mini-percutaneous (miniperc) ureteroscopy (URS) and compare it with the conventional retrograde URS (RURS) approach in treating impacted proximal ureteric stones of 1-2 cm. The study included 60 patients admitted to the Department of Urology, Alexandria Main University Hospital, presenting with impacted proximal ureteric stones of 1-2 cm. Patients were randomly divided into two groups Group A, were treated with RURS using a semi-rigid or flexible ureteroscop
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