Massive Periaortic and Periarterial Fibrosis

Abstract
FIBROUS tissue has a very wide distribution throughout the body, forming supporting structures such as fascia, tendons and ligaments. It makes up the stroma of organs as well as that of benign and malignant tumors. It has a vital role in inflammation and repair.1 Because of the ubiquity of fibrous tissue, the differentiation of its neoplasms from inflammatory or degenerative changes is sometimes difficult. In the case presented below a fibrous mass lying retroperitoneally and around coronary arteries defied exact classification.Case ReportA 56-year-old man, about 7 months before admission to the hospital, on March 16, 1954, had begun . . .