Feeling relieved that a long day at the hematology-oncology clinic is nearly over, you gather up your bike helmet and prepare for the refreshing ride home.

The phone rings. Dr. Osborne from the emergency room is on the other end. "We have a patient with vaginal bleeding who seems to be having a coagulopathy. Would you mind taking a look?"

You agree and make your way there. You are introduced to 35-year-old Shilpa, and her husband, Mr. Singh.