During a routine prenatal examination, a pregnant patient's urine is found to have a trace amount of glucose. What does this finding indicate to the nurse?

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Because reabsorption of glucose by the tubule cells occurs at a fixed rate, this causes some accidental spilling of glucose into the urine during pregnancy. Lactose, which is being produced by the mammary glands but is not used during pregnancy, will also be spilled into the urine. If more than a trace amount of glucose is found in the pregnant patient's urine, this could indicate gestational diabetes. The increase of glucose in the urine is not because of eating excessive calories. The glomerular filtration rate increases in pregnancy.

During a Routine Prenatal Examination, a Pregnant Patient's Urine Is