Definitions-venous thromboembolism

Superficial thrombophlebitis:

* pain, tenderness, erythema along superficial vein

deep vein thrombosis

• Proximal =
  • thrombosis of iliac, femoral, or popliteal veins
  • (nb, “superficial” femoral vein part of deep venous system).
• Distal =
  • calf veins below knee
  • lower risk of PE/death than proximal (Thromb Haem 2009;102:493).

pulmonary embolism

* thrombosis originating in venous system and embolizing to pulmonary arterial circulation; 1 case/1000 person y; 250,000/y (Archives 2003;163:1711)