Renal lithiasis, also known as kidney stones, is a common condition that affects millions of people. There are several synonyms for renal lithiasis, including nephrolithiasis, renal calculi, and urinary calculi. These terms all refer to the same condition of the formation of mineral deposits in the kidney or urinary tract. Other synonyms for renal lithiasis include urolithiasis and kidney stones disease. While the term "renal lithiasis" is the most widely used in medical literature, it is important to be aware of these other synonymous terms when communicating with medical professionals or conducting research on the subject.