What is the patient's glomerular filtration rate?
A 32-year-old man complaining of fatigue and muscle weakness is seen by his physician. Blood tests reveal a serum glucose level of 325 mg/dL and serum creatinine of 0.8 mg/dL. Results of a 24-hour urine analysis are as follows: -Total volume = 5 L -Total glucose = 375 g -Total creatinine = 2.4 g.
A. 75 mL/min B. 100 mL/min C. 125 mL/min D. 200 mL/min E. 275 mL/min