When did your pain begin, what were you doing at the time, and what were the initial symptoms
Do you experience any grinding, locking, catching, or giving way of
Are there any positions that make your knee more or less comfortable?
What is the quality of your pain (sharp, shooting, dull, etc.)?
Have you tried anything to help the pain and, if yes, has that been successful?
Have you ever had surgery on your knee? Do you have any hip or ankle pain?
Keep us posted with your answers.