Inflammatory and arthritic causes of ankle lumps. Ankle lumps or swelling can also be caused by different types of arthritis that affect the ankle joint such as: Gout (type of arthritis caused by a buildup of uric acid crystals in the joints)
The U.S. Open is open to any professional, or to any amateur with an up-to-date men's USGA Handicap Index not exceeding 1.4. Players (male or female) may obtain a place by being fully exempt or by competing successfully in qualifying. The field is 156 players.
The 230 players born outside the U.S. (26.5 percent) come from the pool of 868 players (750 active 25-man roster players and 118 disabled or restricted Major League players) on April 5th rosters and represent 17 countries and territories outside the U.S., the most since 2001, when there were also 17 represented.