A 5-year-old girl develops bloody diarrhea after consuming undercooked beef at a picnic. Three days later, she presents with pallor, decreased urine output, and petechiae. Vital signs show BP 95/62 mmHg, HR 118/min, RR 22/min, and temperature 37.2°C. Laboratory studies reveal hemoglobin 7.2 g/dL with schistocytes on blood smear, platelet count 45,000/μL, and serum creatinine 2.8 mg/dL. Urinalysis shows no proteinuria. Which of the following is the most likely diagnosis?
- A)Minimal change disease
- B)Goodpasture syndrome
- C)Hemolytic uremic syndromeGABARITO
- D)Acute interstitial nephritis
- E)Disseminated intravascular coagulation
Explicação
Hemolytic uremic syndrome is correct. Shiga toxin associated endothelial injury triggers a thrombotic microangiopathy characterized by microangiopathic hemolytic anemia, thrombocytopenia, and acute kidney injury, especially in children after bloody diarrhea. R... Ver explicação completa e trilha adaptativa →