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W. J. POTTS, M.D.

Arch Surg. 1936;33(1):83-91.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

In a recent study of the rôle of the hematoma¹ in healing fractures it was shown that bony callus grew readily into a blood clot placed over a slight defect in the radius of a dog. As a result of these studies it seems warranted to state that the hematoma serves an important function in the formation of bony callus: as an indifferent base, a trellis, for the ingrowth of callus; as an irritant, stimulating the rapid development of hyperemia and the formation of new capillaries; as a medium for the retention of a possible enzyme influencing the deposition of calcium salts and the development of osteoid tissue, or as a defense wall against the ingrowth of connective tissue. More than likely all these factors come into play in the complex process of the formation of new bone.

The fragments of a broken bone incapable of producing or utilizing . . . [Full Text PDF of this Article]

Author Affiliations
OAK PARK, ILL.

From the Department of Surgery of Rush Medical College of the University of Chicago.

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