A 4 year old girl is brought to the emergency department with reduced urine output and pallor 5 days after an episode of bloody diarrhea at a petting zoo. Laboratory studies show thrombocytopenia, elevated creatinine, and schistocytes on peripheral smear. Which of the following organisms most likely caused this condition?

  1. A)Salmonella typhi
  2. B)Enterohemorrhagic Escherichia coli producing shiga like toxinGABARITO
  3. C)Mycoplasma pneumoniae
  4. D)Clostridioides difficile
  5. E)Giardia lamblia

Explicação

Enterohemorrhagic Escherichia coli producing shiga like toxin is correct. Typical HUS follows diarrheal illness, especially from EHEC O157:H7 or Shigella. Endothelial injury in renal vasculature leads to platelet consumption, microangiopathic hemolytic anemia,... Ver explicação completa e trilha adaptativa →

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