A highly acidic urine pH occurs in:

• Acidosis
• Uncontrolled diabetes
• Diarrhea
• Starvation and dehydration
• Respiratory diseases in which carbon dioxide retention occurs and acidosis develops

A highly alkaline urine occurs in:

• Urinary tract obstruction
• Pyloric obstruction
• Salicylate intoxication
• Renal tubular acidosis
• Chronic renal failure
• Respiratory diseases that involve hyperventilation (blowing off carbon dioxide and the development of alkalosis)

In people who are not vegetarians, the pH of urine tends to be acidic. A diet rich in citrus fruits, legumes, and vegetables ra

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