The nurse notes that an older patient's glomerular filtration rate (GFR) is declining. Which serum laboratory value should the nurse review for alterations?
A) Serum sodium
B) Serum calcium
C) Serum creatinine
D) Serum potassium

Question

Quizplus · Accepted Answer

Serum creatinine is a key indicator of kidney function, and an increase in its levels can suggest a decline in the glomerular filtration rate (GFR), reflecting reduced kidney efficiency in filtering waste products from the blood.

The Nurse Notes That an Older Patient's Glomerular Filtration Rate