<unk>  is typically caused by local trauma to a vein, usually from the insertion of an intravenous catheter. However, it can also occur due to a complication of connective tissue disorders such as lupus, or of pancreatic, breast, or ovarian cancers.<unk>  can also result from certain medications and drugs that irritate the veins, such as desomorphine. Superficial<unk>  often presents as an early sign in thromboangiitis obliterans (Buerger's disease), a vasculitis that affects small and medium-sized arteries and veins in distal extremities often associated with cigarette smoking.
Phlebitis
Lymphangitis
Thrombophlebitis
Deep vein thrombosis
Colitis
Arthralgia
Parotitis
Chancre