This is the second part to a two-part case; please scroll down to see the first part of the case.
The aforementioned patient is admitted to the hospital and therapy is begun. After a week of therapy, however, you are called to the bedside for a seizure. The patient is having a tonic-clonic seizure which responds to benzodiazepines. However, she also has hypotension and clinical signs of heart failure, requiring a transfer to the ICU. Diagnosis is made with standard lab tests.
Challenge: Whoa, what happened there?