Cystine Stone, Bladder vs. Calciumoxalate Stone, Ureter
Left picture: It shows a cystine stone caused by an inherited metabolic disorder. The stone migrated from the kidney and the upper urinary tract to the bladder and became slowly larger. Due to the size and shape and the described symptoms and signs, it can only be a bladder stone. Right picture: 2 pieces of a calcium oxalate stone are visible. The schoolchild has an idiopathic nephrolithiasis. Due to the size and the symptoms, it can only be a ureter stone which was migrating and became stuck in the distal ureter.
Left picture: An orange and oval stone is visible which measures 3 to 4 centimeters and has a regular and rough surface. It is the cause of a microscopic hematuria and voiding disorders of the bladder in a toddler. Right picture: 2 brown parts of a stone with an irregular and serrated surface. It is shown in a strong magnification; the two pieces correspond to parts of a stone of the size of a cherrystone. The reason of the examinations are a hematuria and abdominal colics in a schoolchild.