The look of the stones is related to the composition of the stones, where they are located and other factors, as follows:
1.Classification of stone composition:
(1) Calcium oxalate stones: high density, hard stones, not easy to be crushed, and different sizes, usually brownish yellow or brown.
(2) Uric acid stones: brittle texture, white crystalline particles.
(3) Cystine stones: the surface of the stone is smooth and rounded, showing white or yellow.
2. Categorized by site:
(1) Bladder stones: generally round or ovoid, with low peripheral density and high internal density, mostly yellow or brownish-yellow.
(2) Biliary system stones: generally mixed stones, irregular morphology, including square, round, etc., its size varies, can be one or more.
There are other components and forms of stones, if the examination found that there are stones in the body, it is recommended that the patient seek medical treatment in a timely manner, under the guidance of the physician standardized treatment.