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Kidney stones can result from an underlying metabolic condition, such as distal renal tubular acidosis, [21] Dent's disease, [22] hyperparathyroidism, [23] primary hyperoxaluria, [24] or medullary sponge kidney. 3–20% of people who form kidney stones have medullary sponge kidney. [25] [26]
Electrohydraulic Lithotripsy (EHL) is a medical procedure which uses targeted shockwaves to break up kidney stones and gallstones. [1] This form of extracorporeal lithotripsy is unique in that the shockwaves are produced by a vaporization bubble expanding and collapsing repeatedly, creating a pressure wave. [1]
About 76% of kidney stones are partially or entirely of the calcium oxalate type. [6] They form when urine is persistently saturated with calcium and oxalate. Between 1% and 15% of people globally are affected by kidney stones at some point. [14] [15] In 2015, they caused about 16,000 deaths worldwide. [16]
Many stone types can be detected by ultrasound; Factors contributing to stone formation (as in #Etiology) are often tested: Laboratory testing can give levels of relevant substances in blood or urine; Some stones can be directly recovered (at surgery, or when they leave the body spontaneously) and sent to a laboratory for analysis of content
Struvite kidney stones are also known as triple phosphate stones (calcium magnesium ammonium phosphate), owing to the presence of carbonate apatite that precipitates to accompany struvite at high pH. [ 10 ] [ 11 ] [ 12 ] Struvite and carbonate apatite precipitate in alkaline urine , forming kidney stones.
Kidney stones (nephrolithiasis) are a relatively common and particularly painful disorder. A chronic condition can result in scars to the kidneys. The removal of kidney stones involves ultrasound treatment to break up the stones into smaller pieces, which are then passed through the urinary tract. One common symptom of kidney stones is a sharp ...