Kidney Stones Medical Definition. A small stone may pass without causing symptoms. When the stones move along the ureter they cause severe pain.
Kidney stones cause problems when they block the flow of urine through or out of the kidney. A stone in the kidney or a stone that originates in the kidney but has passed lower down in the urinary tract. Medical definition of cystine kidney stones medical author.
They originate in your kidneys but can be found at any point in your urinary tract.
Minerals in urine form crystals stones which may grow large enough to block urine flow. Cystine kidney stones are due to cystinuria an inherited genetic disorder of the transport of an amino acid a building block of protein called cystine that results in an excess of cystine in the urine cystinuria and the formation of cystine stones. Kidney stones are solid accumulations of material that form in the tubal system of the kidney. Medical definition of cystine kidney stones medical author.