[Pain in arterial pathology].

Pain in arterial pathology is classified according to pathogeny: true arterial pain (embolism, spasm); vasomotor pain, in particular the fact of reactional vasodilation during Raynaud's syndrome, inflammation in the region surrounding zones of ischemic necrosis, and infection of ulcers; ischemia of sense receptors, pain of short duration in the case of acute ischemia, giving way to anesthesia, the intermittent pain of compensated chronic ischemia (Fontaine's stage II), and the constant pain of uncompensated chronic ischemia (stage III); pain due to arterial compression, trapped arteries, muscular contractions; cortical pain, so-called 'phantom pain', sensation-memory of the pain fixed in the cortex or more often irritation of the nerves in the stump.