My daughter had had a low grade fever off and on since tues., 5/11/10. 19 yrs. No other symptoms, besides some swollen glands in her neck. We were taking advilToday, 5/16, she has had fever most of the day, some puffyness around the eyes, some pain in lower right abdomen. Our other daughter is recovered recently from mono. We have an appointment tues 5/18. Weare now giving her tylenol. She is taking fluids, water oj, gatorade.