The nurse notes that a patient's serum phosphorus level is 6.1 mg/dL. Which disorder is most likely responsible for this phosphorous level?
A) Respiratory alkalosis
B) Hypercalcemia
C) Hyperparathyroidism
D) Chronic renal failure
D) Chronic renal failure
Explanation: A) The most common etiology of hyperphosphatemia in both primary and acute care is chronic renal failure. Other causes of hyperphosphatemia include respiratory acidosis, metabolic acidosis, hypocalcemia (coincides hyperphosphatemia in chronic renal failure), vitamin D excess, and chemotherapy (hyperphosphatemia from tumor lysis).
B) The most common etiology of hyperphosphatemia in both primary and acute care is chronic renal failure. Other causes of hyperphosphatemia include respiratory acidosis, metabolic acidosis, hypocalcemia (coincides hyperphosphatemia in chronic renal failure), vitamin D excess, and chemotherapy (hyperphosphatemia from tumor lysis).
C) Hyperparathyroidism is a cause of hypophosphatemia.
D) The normal range for phosphorus is between 2.5 and 4.5 mg/dL. The most common etiology of hyperphosphatemia is chronic renal failure.
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Acute illness is to chronic illness as to which of the following comparisons?
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Fill in the blank(s) with the appropriate word(s).