Then bend your wrist outward toward your little finger. If you feel pain on the thumb side of your wrist, then you most likely have de Quervain's. The Finkelstein test is done to make sure that you do not have a different problem, such as arthritis in the bottom of your thumb or intersection syndrome.
Calculation Using An ovulation Calendar: 1  The first day of a period is considered as day 1. 2  Usually on day 14, the egg is released and is waiting for the sperm to fertilize it. 3  The egg has a lifespan of just 12 to 24 hours whereas a sperm can last for about 72 hours in a woman.
Calendar (rhythm) method. For this method, you guess your next ovulation time after recording your last few months of menstrual cycles. From the record, you guess which days of the month you are most likely to ovulate (be fertile). Your fertile days start 5 days before ovulation and end on the day of ovulation.