Kidney stones. Imagine having that travel through your excretory system. OK, that’s not a kidney stone, but you get the idea. Kidney stones can be more than a few millimeters in diameter. Painful? Sometimes extremely uncomfortable. And how does a stone leave the kidney? The same way urine does.
A person can live a normal, healthy life with just one kidney. However, at least one kidney must function properly to maintain life. Diseases that threaten the health and functioning of the kidneys include kidney stones, infections, and diabetes.
A dialysis machine filters a patient’s blood.