Q. A 62 year-old diabetic woman presents to the hospital with confusion and poor urine output. For the past few days, he family reports he has been "not quite right". Exhibiting some strange behaviors.
On examination, he is febrile and tachycardic. He has distracted thinking but otherwise his exam is normal.
His CBC reveals a platelet count of 25,000 per mcL and a Hgb of 9.2 g/dL. HIs BMP demonstrates a creatinine of 2.4 mg/dL (normal < 1.3).
While in the emergency room, he has a generalized tonic-clonic seizure. His family reports that he has no prior history of seizures.
Which of the following is NOT true regarding thrombotic thrombocytopenic purpura (TTP)?