Bladder calculus

Men with bladder stones caused by an enlarged prostate often face a choice: remove only the stones, or also trim the prostate in the same operation. This trial randomly assigns 104 men to one of those two approaches and compares how well each clears the stones and improves urinar…

This study looks at whether adding a small drainage tube in the belly during surgery for large bladder stones (over 2 cm) can make the operation faster and easier. About 140 adults will be randomly assigned to get the standard procedure alone or with the extra tube. The main goal…

This study compares two surgical techniques for removing bladder stones in children aged 2 to 14 years. One method uses a small cut in the belly area with a vacuum to remove stone fragments, while the other uses a scope through the urethra. The goal is to see which approach is fa…

This study compares two ways to use a laser to break up bladder stones in children: dusting (turning stones into fine dust) and fragmentation (breaking them into small pieces for removal). About 110 children with a single stone smaller than 3 cm will be randomly assigned to one m…