The science and art of surgery : being a treatise on surgical injuries, diseases, and operations . )osed of inflammatory exudation-matter, intermin-gled with fibrine deposited upon it by the circulatingblood, and adhering firmly to the contiguous walls ofthe vessel. The upper portion of the plug is black, andconsists of simple coagulum, deposited upon and tailingon to the decolorised mass; it is usually long, narrow,and stringy, and is not adherent to the sides of the vessels. The plugmay continue permanently to block up the artery, which gradually con-. Fig. 343.—Thrombosis ofAorta. Fig. 344.
The science and art of surgery : being a treatise on surgical injuries, diseases, and operations . )osed of inflammatory exudation-matter, intermin-gled with fibrine deposited upon it by the circulatingblood, and adhering firmly to the contiguous walls ofthe vessel. The upper portion of the plug is black, andconsists of simple coagulum, deposited upon and tailingon to the decolorised mass; it is usually long, narrow,and stringy, and is not adherent to the sides of the vessels. The plugmay continue permanently to block up the artery, which gradually con-. Fig. 343.—Thrombosis ofAorta. Fig. 344.—Throm-bosis of the Ax-illary Artery, oc-casioning Gan-grene of Handand Arm. PLASTIC ARTERITIS. 19 tracts upon it so a,s to be eventually converted into a fibro-cellular cord ;or it may be partly absorbed or channelled through the centre; orlastly, it may be removed by absorption, the calibre of the vesselbeing freel_y restored. These plugs may continue attached to the partof the artery in which they have originally formed; or they may beprimaril} deposited in one of the larger arteries, the aorta, or even theleft cavities of the heart, and thence be washed by the current of theblood into one of the secondary arteries, becoming arrested at some pointof bifurcation or narrowing of the vessel, as the termination of tlie com-mon femoral or popliteal in the lower extremity or the axillary in theupper, and, there blocking up the vessel, occasion sudden gangrene ofthe limb. When thus broken up and circulating they form tmboia (, p.
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Keywords: ., bookcent, bookdecade1870, booksubjectsurgicalproceduresoperative
