In Tibetan Buddhism, blue is the color of Vairochana, a celestial Buddha, whose image is the immensity of sky blue. [2] Buddhist monks wear orange (specifically the color saffron) robes primarily due to tradition. That was the least expensive color dye at the time and that is what they continued to wear.
Choledocholithotomy, or common bile duct exploration, is used to remove large stones or in cases when the duct anatomy is complex. In this procedure, the doctor carries out open abdominal surgery and extracts gallstones through an incision in the common bile duct.
Renal stone: A stone in the kidney (or lower down in the urinary tract). Also called a kidney stone. Renal stones are a common cause of blood in the urine and pain in the abdomen, flank, or groin. Kidney stones occur in 1 in 20 people at some time in their life. The development of the stones is related to decreased urine volume or increased excretion of stone-forming components such as calcium, oxalate, urate, cystine, xanthine, and phosphate.