Kidney stones are hard crystals made of minerals and salts that develop inside your kidneys. Kidney stones can be caused by a number of things, including nutrition, obesity, certain medical problems, dietary supplements, and drugs. They are also known as kidney calculi, urolithiasis, and a disorder termed kidney stones. Your bladder, kidneys, or any other component of your urinary system may be impacted by kidney stones. Stones may form when minerals in concentrated urine crystallise and adhere to one another. Here are the symptoms type of kidney stones at imc hospital.