23. A 48-year-old woman comes to the emergency department 2 hours after the sudden onset of severe flank pain. She also has a 2-month history of mild exacerbation of her baseline constipation. She has had no fever, chills, pain with urination, or increased urinary frequency. She has a history of infrequent urinary tract infections, with the most recent occurring more than 5 years ago. She has no personal or family history of renal calculi. Her pulse is 92/min, and blood pressure is 138/88 mm Hg. Physical examination shows no other abnormalities. Laboratory studies show: Serum Na* 144 mEq/L K+ 3.8 mEq/L CI- 100 mEq/L HCO₂- Ca2+ 27 mEq/L 10.6 mg/dL Urea nitrogen 19 mg/dL Creatinine Phosphorus Urine blood Which of the following is the most likely cause of these findings? A) Hyperoxaluria B) Hyperparathyroidism C) Hyperuricemia D) Hypervitaminosis D. E) Milk-alkali syndrome 0.8 mg/dL 2.9 mg/dL 2+

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
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23. A 48-year-old woman comes to the emergency department 2 hours after the sudden onset of severe flank pain. She also has a
2-month history of mild exacerbation of her baseline constipation. She has had no fever, chills, pain with urination, or increased
urinary frequency. She has a history of infrequent urinary tract infections, with the most recent occurring more than 5 years ago. She
has no personal or family history of renal calculi. Her pulse is 92/min, and blood pressure is 138/88 mm Hg. Physical examination
shows no other abnormalities. Laboratory studies show:
Serum
Na*
144 mEq/L
K+
3.8 mEq/L
CI-
100 mEq/L
HCO₂-
Ca2+
27 mEq/L
10.6 mg/dL
Urea nitrogen
19 mg/dL
Creatinine
Phosphorus
Urine blood
Which of the following is the most likely cause of these findings?
A) Hyperoxaluria
B) Hyperparathyroidism
C) Hyperuricemia
D) Hypervitaminosis D.
E) Milk-alkali syndrome
0.8 mg/dL
2.9 mg/dL
2+
Transcribed Image Text:23. A 48-year-old woman comes to the emergency department 2 hours after the sudden onset of severe flank pain. She also has a 2-month history of mild exacerbation of her baseline constipation. She has had no fever, chills, pain with urination, or increased urinary frequency. She has a history of infrequent urinary tract infections, with the most recent occurring more than 5 years ago. She has no personal or family history of renal calculi. Her pulse is 92/min, and blood pressure is 138/88 mm Hg. Physical examination shows no other abnormalities. Laboratory studies show: Serum Na* 144 mEq/L K+ 3.8 mEq/L CI- 100 mEq/L HCO₂- Ca2+ 27 mEq/L 10.6 mg/dL Urea nitrogen 19 mg/dL Creatinine Phosphorus Urine blood Which of the following is the most likely cause of these findings? A) Hyperoxaluria B) Hyperparathyroidism C) Hyperuricemia D) Hypervitaminosis D. E) Milk-alkali syndrome 0.8 mg/dL 2.9 mg/dL 2+
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