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Abstracts |

Mechanisms of Angina Pectoris or Heart Pain.

Joseph T. Roberts, M.D., F.A.C.P.
Ann Intern Med. 1964;60(2_Part_1):318-319. doi:10.7326/0003-4819-60-2-318_3
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Cardiac referred pain is best explained on the basis of a reflex vasoneuropathy due to ischemia of peripheral somatic nerves in the area of referred pain of cardiac origin. This neural ischemia is due to spasm of the vasa nervorum or small blood vessels in the peripheral nerves affecting the various types of axones in such nerves and thereby increasing or blocking their usual functions according to the degree of ischemia. A reflex has been demonstrated in dogs and rabbits whereby the vasa nervorum of the left arm especially constrict sharply after acute coronary artery ligation in a reversible and


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