Pathological processes which result in the partial or complete obstruction of ARTERIES. They are characterized by greatly reduced or absence of blood flow through these vessels. They are also known as arterial insufficiency.

Synonyms: Disease, Arterial Obstructive, Disease, Arterial Occlusive, Arterial Obstructive Disease, Diseases, Arterial Obstructive, Occlusive Diseases, Arterial, Arterial Occlusive Diseases, Obstructive Disease, Arterial, Arterial Obstructive Diseases, Diseases, Arterial Occlusive, Occlusive Disease, Arterial, Arterial Occlusive Disease, Obstructive Diseases, Arterial