The Department of Veterans Affairs (VA) provides health care at little or no charge to more than 5 million veterans annually.
Other possible causes for foot, leg, and ankle swelling include certain medical conditions or body changes, such as: Natural hormonal changes: Fluctuating levels of estrogen and progesterone can cause reduced circulation in the legs, resulting in swelling.
1 Behind knee swelling and Behind knee lump (10 causes) 2  Behind knee swelling and Leg lump (9 causes) 3  Behind knee swelling and Swelling symptoms (9 causes)  Behind knee swelling and Back lump (8 causes)