A 40-year-old woman presents to the Emergency Department with confusion and fever (38.5°C). She has a history of hypothyroidism managed with levothyroxine. Key findings include:
Blood pressure
114/78 mm Hg
Heart rate
85/min
Temperature
38.5°C
Hemoglobin
90 g/L123-157 g/L
Platelet count
25 × 10⁹/L130-400 × 10⁹/L
Peripheral blood film
Schistocytes present
Creatinine
200 μmol/L50-90 μmol/L
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