Blood clots form to stop bleeding after injury, but sometimes they appear without warning. These clots can block blood flow, ...

With two high-profile NBA stars suffering from blood clots recently, we asked doctors how they happen and if they are occurring more often.

In addition, patients with extrahepatic PVT also had intrahepatic thrombosis (54%) and/or in the splenic vein (42%), and/or ... Oesophageal varices and bleeding were more frequent in patients ...

Deep vein thrombosis is a blood clot disorder that can be acute ... “There are three aspects for our blood clotting versus bleeding that always have to be in balance to allow us to form blood clots ...

When the wall of a blood vessel breaks, a blood clot forms to "plug" the wound site and prevent bleeding. Once the injured blood vessel ... A blood clot in a blood vessel of an arm or leg vein can ...

(AP Photo/Eric Gay) Damian Lillard has no timeline to return to the Milwaukee Bucks after being diagnosed with deep vein thrombosis in his right calf. The blood-clotting disorder also recently cut ...

While athletes can sometimes return to play while on blood thinners, it increases the risk of bleeding complications from injuries. The deep vein thrombosis (DVT) impacting Milwaukee Bucks star ...

While athletes can sometimes return to play while on blood thinners, it increases the risk of bleeding complications from injuries. The deep vein thrombosis (DVT) impacting Milwaukee Bucks star guard ...

Lillard was later diagnosed with deep vein thrombosis (a blood clot) in his right calf, the Bucks announced Tuesday night. A timetable for a possible return this season has not been reported.

(AP Photo/Godofredo A. Vásquez) MILWAUKEE (AP) — Milwaukee Bucks guard Damian Lillard likely will be sidelined indefinitely, with the team announcing Tuesday night that he has deep vein thrombosis in ...

Download the NBA App > Milwaukee Bucks guard Damian Lillard will likely be sidelined indefinitely, with the team announcing Tuesday night that he has deep vein thrombosis in his right calf and is ...