Kidney Stones

Lowering Radiation Exposure Feasible in URS for Kidney Stones

Lowering Radiation Exposure Feasible in URS for Kidney Stones

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Radiation dose area product fell from 318.4 to 6.4 cGy/cm2 over the study period.

Study: Ureterolithotripsy Best for Large Proximal Ureteral Stones

Study: Ureterolithotripsy Best for Large Proximal Ureteral Stones

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However, higher stone-free rates were found with laparoscopic ureterolithotomy and percutaneous nephrolithotomy.

Higher Uric Acid Levels Up Nephrolithiasis Risk

Higher Uric Acid Levels Up Nephrolithiasis Risk

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Nephrolithiasis developed in 18,777 healthy men during 1,184,654 person-years of follow-up.

Temperature-Related Kidney Stone Risk Higher Among Men

Temperature-Related Kidney Stone Risk Higher Among Men

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Differences in the effect of heat on evaporative water loss may help explain the disparity in kidney stone risk between men and women.

Staghorn Stone Composition Changes Reported

Staghorn Stone Composition Changes Reported

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A single-center study found that most staghorn stones have a metabolic composition rather than an infectious cause.

Nomogram Developed to Predict Ureteral Stone Passage

Nomogram Developed to Predict Ureteral Stone Passage

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Likelihood of stone passage in patients on medical expulsive therapy is based on variables such as stone size and location and white blood cell count.

Stone Formation Linked to Hemoglobin A1c Levels

Stone Formation Linked to Hemoglobin A1c Levels

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Finding could explain the association between obesity and diabetes and the development of kidney stones.

Kidney Stones Common in Adult Patients With Horseshoe Kidneys

Kidney Stones Common in Adult Patients With Horseshoe Kidneys

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Adult patients with horseshoe kidneys have an estimated kidney stone incidence of 59%.

24-Hour Urine Benefits Uncertain for Recurrent Kidney Stones

24-Hour Urine Benefits Uncertain for Recurrent Kidney Stones

Whether all recurrent stone formers benefit from 24-hour urine collection has not been established.

Kidney Stone Formation May Differ in MS Patients

Kidney Stone Formation May Differ in MS Patients

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Patients with multiple sclerosis are more likely to form calcium phosphate stones and struvite stones.

Emergent Lithotripsy Better for Some Ureteral Stones

Emergent Lithotripsy Better for Some Ureteral Stones

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Researchers suggest that early treatment of some ureteral stones is preferable.

Formal Ultrasound for Kidney Stones May Cut CT Use

Formal Ultrasound for Kidney Stones May Cut CT Use

Formal ultrasonography by a radiologist may encourage less computerized tomography preoperatively.

Kidney Stones More Likely in Asthmatic Children

Kidney Stones More Likely in Asthmatic Children

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Cleveland Clinic study found a 4-fold greater prevalence of nephrolithiasis among children with asthma compared with the general pediatric population.

Post-Transplant Kidney Stones Characterized

Post-Transplant Kidney Stones Characterized

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Only 1% of patients develop kidney stones after kidney transplantation.

Typical Vitamin D Doses May Not Increase Kidney Stone Risk

Typical Vitamin D Doses May Not Increase Kidney Stone Risk

After multivariate adjustment there was no statistically significant association between vitamin D intake and risk of stones in the follow-up study.

Higher Testosterone Levels May Hike Renal Stone Risk

Higher Testosterone Levels May Hike Renal Stone Risk

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Mean levels of total serum testosterone and serum dihydrotestosterone were significantly higher in urolithiasis cases compared with controls.

Alpha Blockers Aid Passage of Large Ureteric Stones

Alpha Blockers Aid Passage of Large Ureteric Stones

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For every 1 mm increase in stone size, the odds of passage increased by 9.8%.

Hyponatremia Identified as Kidney Stone Risk Factor

Hyponatremia Identified as Kidney Stone Risk Factor

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Studies also link kidney stone development to osteoporosis and proton pump inhibitor use.

More Produce, Less Meat May Prevent Kidney Stones

More Produce, Less Meat May Prevent Kidney Stones

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New study also finds a reduction in kidney stone risk among individuals with the highest potassium intake.

Predictors of ER Revisits for Ureteral Stones ID'd

Predictors of ER Revisits for Ureteral Stones ID'd

The presence of a ureteral stone, age less than 30 years, and the need for intravenous narcotics in the emergency department were associated with an emergency department revisit.

Post-ESWL Renal Hematoma Linked to High, Low BMI

Post-ESWL Renal Hematoma Linked to High, Low BMI

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High and low body mass index are can cause renal hematoma for patients undergoing extracorporeal shock wave lithotripsy.

Vitamin D Supplements Do Not Raise Stone Risk

Vitamin D Supplements Do Not Raise Stone Risk

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Vitamin D supplementation increased the risk of hypercalcemia and hypercalciuria but did not increase the risk of kidney stones.

Uric Acid Threshold That Predicts Kidney Stone Formation Identified

Uric Acid Threshold That Predicts Kidney Stone Formation Identified

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Serum uric acid levels of 10 mg/dL or higher are associated with an increased risk for nephrolithiasis.

Stone Management Using Ultrasonography Alone Falls Short

Stone Management Using Ultrasonography Alone Falls Short

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Compared with computed tomography, ultrasonography demonstrated low sensitivity and overestimated the stones 10 mm or less in size.

Many Nephrolithiasis Patients Shop for Narcotic Providers

Many Nephrolithiasis Patients Shop for Narcotic Providers

24% of patients were prescribed narcotics by more than one provider after surgery

How Seriously Do You Take Clinical Guidelines?

How Seriously Do You Take Clinical Guidelines?

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Experts gather an exhaustive amount of data to synthesize concise statements and recommendations.

Pre-Op Urine Culture Unreliable for Stone Culture Prediction

Pre-Op Urine Culture Unreliable for Stone Culture Prediction

Findings in percutaneous nephrolithotomy patients; gram-positive organisms predominate.

Fruit Extract Promising for Kidney Stone Prevention

Fruit Extract Promising for Kidney Stone Prevention

Researchers suggest it might offer alternative to current treatment that has side effects.

Hypercalciuria Linked to High Urinary Sodium

Hypercalciuria Linked to High Urinary Sodium

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Decreasing salt intake could decrease the risk of recurrent kidney stones.

Higher Allopurinol Dose Protects Elderly From Renal Failure

Higher Allopurinol Dose Protects Elderly From Renal Failure

A higher allopurinol dose was protective against renal failure in elderly allopurinol recipients.

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