| Renal calculi less than 2 cm in size can generally be treated with extracorporeal shock wave lithotripsy. |
| Intravenous pyelography has greater sensitivity and specificity for the detection of renal calculi. |
| If stones are present, they appear as radiolucent or radiopaque calculi within the gallbladder. |
| I introduce a general method, the amphibologization method, to generate amphibologies in pre-existent logical calculi. |
| A cystotomy is then performed to remove all possible calculi, followed by routine closure of the bladder. |
| Its relaxant powers makes it also useful to facilitate the passage of renal calculi and cystic gravel. |
