Serena Williams recent timeline

Since winning Wimbledon in 2010, Serena Williams has played a total of 27 matches, and her status for the Australian Open, which starts January 16, is up in the air following her latest setback. Here’s a recent timeline of Serena's injuries and health issues.

Serena WilliamsS. WilliamsJuly 7, 2010

After winning a fourth Wimbledon, without dropping a set, Williams was wearing sandals when she stepped on broken glass at a restaurant in Munich, Germany, cutting a tendon in her right foot that required two operations -- one in July and a second in October.

February 2011

Williams develops a pulmonary embolism (blood clot) that hospitalizes her in Los Angeles. She is treated with anti-coagulant drugs.

February 28, 2011

Requires emergency treatment for a hematoma in her stomach that likely developed as a result of her use of blood thinners.

June 2011

Plays at Eastbourne, a Wimbledon tune-up, her first event since winning the 2010 US Open.

September 11, 2011

After losing in the US Open final, Serena sits out the remainder of WTA season due to injuries.

January 4, 2012

In her second match of the season, Serena injures her left ankle at Brisbane. She wins the match, but withdraws from the event, and her status for the Australian Open is uncertain.