A 60 year old female with newly diagnosed acute lymphoblasti…
A 60 year old female with newly diagnosed acute lymphoblastic leukemia (ALL) is starting on induction chemotherapy. Her WBC count is 120,000/µL. Within a few days of starting therapy, she begins to complain of muscle cramps, nausea, and vomiting. You suspect that she is developing tumor lysis syndrome but want to confirm with both laboratory and clinical criteria. Which of the following is NOT consistent with a diagnosis of Tumor Lysis Syndrome (TLS)?