Kidney Stones

Stone Composition Affects Nephrolithiasis Recurrence Rate

Stone Composition Affects Nephrolithiasis Recurrence Rate

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Uric acid and struvite stones are more likely to recur than calcium oxalate stones, according to a study.

Stone Composition Linked to Race, Ethnicity

Stone Composition Linked to Race, Ethnicity

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Compared with whites, blacks, and Hispanics, Middle Easterners are more likely to have predominantly calcium oxalate monohydrate stones, but less likely to have hydroxyapatite stones.

Urinary Stones Linked to Testosterone Therapy

Urinary Stones Linked to Testosterone Therapy

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Researchers find a higher incidence of clinically diagnosed urinary stones among men receiving testosterone replacement therapy (TRT) vs matched controls not on TRT.

Non-Narcotic Drug Superior for Emergency Renal Colic Management

Non-Narcotic Drug Superior for Emergency Renal Colic Management

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In a study, initial treatment with ketorolac vs an opioid was associated with a shorter stay in the emergency department and lower likelihood of hospital admission.

Kidney Stones Linked to Oral Antibiotics

Kidney Stones Linked to Oral Antibiotics

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Both younger age and more recent exposure to some antibiotics were associated with greater risks for kidney stones.

Dusting vs Basketing During Ureteroscopy

Dusting vs Basketing During Ureteroscopy

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According to the EDGE Research consortium, both techniques should be in the armamentarium of the urologist.

Medical Expulsive Therapy Fails to Improve Ureteral Stone Passage

Medical Expulsive Therapy Fails to Improve Ureteral Stone Passage

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In a large study, tamsulosin use was not associated with a significant improvement in spontaneous stone passage rates compared with placebo among patients with acute ureteric colic.

Pregnant Stone Formers Have Higher Risk of Gestational Diabetes

Pregnant Stone Formers Have Higher Risk of Gestational Diabetes

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Pregnant women with vs without a history of nephrolithiasis are more likely to experience gestational diabetes and preeclampsia.

Kidney Stone Diagnoses Up From 1984 to 2012

Kidney Stone Diagnoses Up From 1984 to 2012

The increase included both symptomatic and asymptomatic kidney stones

Kidney Stone Treatment Better With Ureterorenoscopy

Kidney Stone Treatment Better With Ureterorenoscopy

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For renal calculi 5 to 20 mm in diameter, treatment with flexible ureterorenoscopy was associated with higher stone-free and freedom from reintervention rates vs ESWL.

Bladder Cancer Risk Higher in Urinary Stone Formers

Bladder Cancer Risk Higher in Urinary Stone Formers

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Patients with versus without a history of urinary calculi had nearly 2-fold greater odds of bladder cancer, meta-analysis showed.

Tamsulosin Improves Clearance of Large Distal Ureteral Stones

Tamsulosin Improves Clearance of Large Distal Ureteral Stones

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Alpha blocker treatment resulted in a higher stone expulsion rate versus placebo in patients with distal ureteral stones larger than 5 mm in maximum diameter, study finds.

Point-of-Care Ultrasound Helps Detect Stones

Point-of-Care Ultrasound Helps Detect Stones

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Complication rates were no higher with point-of-care ultrasound than CT.

Higher Relative Urine Supersaturations Up Stone Risk

Higher Relative Urine Supersaturations Up Stone Risk

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Likelihood of stone formation increases with higher calcium oxalate and calcium phosphate relative supersaturation.

ESRD Linked to Recurrent Symptomatic Kidney Stones

ESRD Linked to Recurrent Symptomatic Kidney Stones

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Recurrent, but not first-time, symptomatic kidney stone formers are at elevated risk for end-stage renal disease and death.

Stone Risk Greater In Wetter Climates

Stone Risk Greater In Wetter Climates

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New study may redefine the "stone belt" in the United States.

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.

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