| 释义 |
urinary sand u·ri·nar·y sandmultiple small calculous particles passed in the urine of people with nephrolithiasis; each particle is usually too small to cause significant symptoms or be identified as a true calculus.u·ri·nar·y sand (yūr'i-nar-ē sand) Multiple small calculous particles passed in the urine of patients with nephrolithiasis; each particle is usually too small to cause significant symptoms or to be identified as a true calculus. |