Hyperoxaluria

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Obesity, Sleep & Internal medicine
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Hyperoxaluria
Structure of oxalate
Synonyms	N/A
Pronounce	N/A
Specialty	N/A
Symptoms	Kidney stones, nephrocalcinosis, renal failure
Complications	End-stage renal disease, systemic oxalosis
Onset	Varies
Duration	Chronic
Types	N/A
Causes	Primary hyperoxaluria, dietary factors, intestinal disorders
Risks	Genetic predisposition, high oxalate diet, intestinal surgery
Diagnosis	Urine test, genetic testing, imaging studies
Differential diagnosis	Calcium oxalate stones, cystinuria, hypercalciuria
Prevention	N/A
Treatment	Increased fluid intake, dietary modification, medications, dialysis, kidney transplantation
Medication	Pyridoxine, potassium citrate, thiazide diuretics
Prognosis	N/A
Frequency	Rare
Deaths	N/A

Hyperoxaluria is a medical condition characterized by the presence of excess oxalate in the urine. Oxalate is a natural end product of metabolism in the body and is typically excreted in the urine. However, in hyperoxaluria, the increased urinary excretion of oxalate can lead to the formation of kidney stones and other complications.

Causes

Hyperoxaluria can be caused by a variety of factors. It can be a genetic condition, known as primary hyperoxaluria, where the liver produces too much oxalate. It can also be caused by the consumption of certain foods that are high in oxalate, such as spinach, rhubarb, and certain nuts and teas. This is known as dietary hyperoxaluria. Certain intestinal diseases, such as Crohn's disease or short bowel syndrome, can also cause hyperoxaluria, as they can lead to increased absorption of oxalate from the diet.

Symptoms

The symptoms of hyperoxaluria can vary depending on the severity of the condition. In many cases, the first sign of the condition is the presence of kidney stones. Other symptoms can include blood in the urine, pain in the back or abdomen, frequent urination, and urinary tract infections.

Diagnosis

Hyperoxaluria is typically diagnosed through a urine test, which can detect the presence of excess oxalate. In some cases, a blood test may also be used to measure the level of oxalate in the blood. Genetic testing may be used to diagnose primary hyperoxaluria.

Treatment

The treatment for hyperoxaluria typically involves measures to reduce the level of oxalate in the urine. This can include dietary changes, such as reducing the intake of foods high in oxalate. Medications may also be used to reduce the production of oxalate or to prevent the formation of kidney stones. In severe cases, a kidney or liver transplant may be necessary.

See also

• Kidney stones
• Primary hyperoxaluria
• Dietary hyperoxaluria
• Crohn's disease
• Short bowel syndrome