Andrea Tate was 57 when she underwent surgery to remove a noncancerous tumor at the Hospital of the University of Pennsylvania. After the surgery, the staff at the hospital administered Heparin to prevent blood clots. Tate’s coagulation rate was measured using an activated partial thromboplastin time (APTT) test.
Over the next six days, four consecutive APTT tests revealed that Tate’s coagulation was moving from the low end of the normal range to the high end of normal. As a result, the hospital staff stopped doing the test.
Days later, Tate suffered a catastrophic brain bleed. Previously a financial services project manager earning $100,000 a year, she is now paralyzed in her right leg and on her left side. She is mostly confined to bed and requires 24-hour care provided by her husband, who has left his job to take care of his wife.
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