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Hyperuricosuria is a medical term referring to the presence of excessive amounts of uric acid in the urine. For men this is at a rate greater than 800 mg/day, and for women, 750 mg/day. [1] Notable direct causes of hyperuricosuria are dissolution of uric acid crystals in the kidneys or urinary bladder, and hyperuricemia.
Unless high blood levels of uric acid are determined in a clinical laboratory, hyperuricemia may not cause noticeable symptoms in most people. [5] Development of gout – which is a painful, short-term disorder – is the most common consequence of hyperuricemia, which causes deposition of uric acid crystals usually in joints of the extremities, but may also induce formation of kidney stones ...
Acute uric acid nephropathy (AUAN, also acute urate nephropathy) is a rapidly worsening (decreasing) kidney function (acute kidney injury) that is caused by high levels of uric acid in the urine (hyperuricosuria).
Genetics can contribute to high uric acid levels, so if a close relative like a parent or sibling has gout, ... Kidney disease. Obesity. Diabetes. High blood pressure. Heart disease.
Tumor lysis syndrome, an emergency condition that may result from blood cancers, produces high uric acid levels in blood when tumor cells release their contents into the blood, either spontaneously or following chemotherapy. [41] Tumor lysis syndrome may lead to acute kidney injury when uric acid crystals are deposited in the kidneys. [41]
[20] [64] Probenecid may be used if undersecretion of uric acid is present (24-hour urine uric acid less than 800 mg). [75] It is, however, not recommended if a person has a history of kidney stones. [75] Probenecid can be used in a combined therapy with allopurinol is more effective than allopurinol monotherapy. [76] [77] [78]