Tag Archives: causes

Obesity and Kidney Stones

Roux-en-y Gastric Bypass

Written by Jennifer N. Wu, MD and Roger K. Low, MD University of California, Davis, Sacramento, CA. Obesity is a leading public health epidemic with the prevalence in the United States exceeding 30% in most sex and age groups.1 Interestingly, the … Continue reading

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Cystine Kidney Stones

Cystine stone crystals in urine

Classic “stop sign” crystals seen in the urine of patients with cystine urinary stone disease are illustrated.  Most cystinurics do not have these crystals in their urine but when they are present they confirm the diagnosis. WHAT ARE CYSTINE STONES? … Continue reading

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Kidney stones and urinary infections

urease bacteria

Urinary infections and kidney stones can be related in two important ways. Infections can be the direct cause of stones or can develop in a patient with a non-infection related kidney stone. Infections cause kidney stones in about 15% of … Continue reading

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