Categories of Acute Kidney Injury
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Questions and Answers

What is the major characteristic of prerenal acute kidney injury?

  • Obstruction to urine flow
  • Impaired blood flow leading to hypoperfusion (correct)
  • Actual parenchymal damage to the glomeruli
  • Intrinsic kidney tissue damage
  • Which type of acute kidney injury is characterized by actual parenchymal damage to the glomeruli or kidney tubules?

  • Prerenal AKI
  • Intrarenal AKI (correct)
  • Chronic Kidney Disease
  • Postrenal AKI
  • What is the most common type of intrinsic AKI?

  • Postrenal AKI
  • Prerenal AKI
  • Chronic Kidney Disease
  • Acute tubular necrosis (ATN) (correct)
  • What can contribute to acute tubular necrosis (ATN) according to the text?

    <p>Hypertension and cirrhosis</p> Signup and view all the answers

    Which condition can contribute to prerenal acute kidney injury?

    <p>Sepsis</p> Signup and view all the answers

    What is the main goal of treating acute kidney injury (AKI)?

    <p>To replace renal function temporarily</p> Signup and view all the answers

    Which of the following is NOT a condition that can reduce blood flow to the kidney and impair kidney function?

    <p>Chronic kidney disease</p> Signup and view all the answers

    What are some potential metabolic complications that can occur due to acute kidney injury (AKI)?

    <p>Metabolic acidosis and fluid imbalances</p> Signup and view all the answers

    During what phase of acute kidney injury (AKI) can potentially lifethreatening metabolic complications occur?

    <p>Oliguria phase</p> Signup and view all the answers

    Which of the following is NOT a risk factor for acute kidney injury (AKI)?

    <p>Healthy kidney function</p> Signup and view all the answers

    What is one of the specific underlying causes that can impair kidney function in cases of acute kidney injury (AKI)?

    <p>Obstruction of the kidney by a tumor</p> Signup and view all the answers

    What marks the diuresis period in Acute Kidney Injury?

    <p>Gradual increase in urine output</p> Signup and view all the answers

    Which phase of Acute Kidney Injury is characterized by an increase in the serum concentration of substances usually excreted by the kidneys?

    <p>Oliguria phase</p> Signup and view all the answers

    What is the minimum amount of urine needed to rid the body of normal metabolic waste products during the oliguria phase?

    <p>400 mL in 24 hours</p> Signup and view all the answers

    Which condition may develop during the oliguria phase of Acute Kidney Injury?

    <p>Hyperkalemia</p> Signup and view all the answers

    What is a common cause of postrenal Acute Kidney Injury?

    <p>Benign prostatic hyperplasia</p> Signup and view all the answers

    Which condition can obstruct the kidney leading to postrenal Acute Kidney Injury?

    <p>Renal artery stenosis</p> Signup and view all the answers

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