Thrombotic Microangiopathy (TMA) Common Features

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Questions and Answers

Which pathogen is responsible for approximately 90% of the cases of Shiga toxin-associated Hemolytic Uremic Syndrome (HUS)?

  • E.coli serotype O157:H7 (correct)
  • Campylobacter jejuni
  • Salmonella enterica
  • Shigella dysenteriae

Which of the following is NOT a common feature of Thrombotic Microangiopathy (TMA)?

  • Normal creatinine and urea levels (correct)
  • Increased levels of LDH
  • Severe thrombocytopenia
  • Decreased levels of ADAMTS-13

Which of the following is NOT a common cause of acquired TTP?

  • Drugs
  • HIV
  • Bacterial infection (correct)
  • Malignancy

Which of the following is NOT a common symptom of TTP?

<p>Acute kidney injury (B)</p> Signup and view all the answers

Which of the following is NOT a common treatment for TTP?

<p>Antibiotics (A)</p> Signup and view all the answers

Which of the following is NOT a common laboratory finding in TMA?

<p>Increased fibrinogen (A)</p> Signup and view all the answers

Which of the following is NOT a common cause of acquired HUS?

<p>Malignancy (C)</p> Signup and view all the answers

Which of the following is NOT a common feature of congenital TTP?

<p>Presence of large VWF multimers (A)</p> Signup and view all the answers

Which of the following is NOT a common feature of Shiga toxin-associated HUS?

<p>Decreased levels of ADAMTS-13 (B)</p> Signup and view all the answers

Which of the following is NOT a common treatment for immune form of HUS?

<p>Eculizumab (A)</p> Signup and view all the answers

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