What Causes Black Kidney Stones

It can also cause your bones to weaken.

What causes black kidney stones. Kidney stones are caused by high levels of calcium oxalate and phosphorus in the urine. Eating too many foods high in protein can cause stones to form. Too much calcium in your urine can lead to new stones.

Kidney stones are called nephrolithiasis clinically. Passage of stones down the ureter can cause spasms and irritation of the ureters. A diet high in salt causes calcium to build in your urine.

Ureters are small and delicate and the stones may be too large to pass smoothly down the ureter to the bladder. These stones occur usually during the middle age. Calcium and oxalate cause those types of stones to be darker in color while uric acid stones normally show as brownish white.

Cystine stones less than 1 of kidney stones are composed of the amino acid cystine. What are kidney stones. A low fluid consumption dietary factors and a person s medical history may contribute to their development.

Eat less salt sodium. What causes a black kidney stone. Kidney stones occur when an object normally dissolved in the urine concentrates forming a crystal which subsequently develops into a stone.

A dirty white color develops in struvite collections while cystine. The only sure way to tell what a kidney stone is made of is to send it off to a lab for analysis. These minerals are normally found in urine and do not cause problems at low levels.