SCHIAVO Q&A By Palm Beach Post Staff and Wire Reports Saturday, March 19, 2005 Terri Schiavo's case has mixed emotion and medical science into a sometimes incomprehensible blend. Here, according to medical experts, are answers to common questions: Q: What happened to Schiavo? A: On Feb. 25, 1990, at age 27, she suffered cardiac arrest as a result of a potassium imbalance. Court-appointed doctors have found her to be severely brain-damaged because oxygen was cut off from her brain. The doctors say she is in a persistent vegetative state that offers no hope of recovery. Q: What is a persistent...