Figure 4-1. Wound separations. A. Dehiscence. B. Evisceration.
Primary. This is a form of connective tissue repair that involves the
proliferation of fibroblasts and capillary buds and the subsequent laying down of
collagen to produce a scar.
Secondary. This is healing of an open wound where there has been a
significant loss of tissue. The defect must be filled by a slow buildup of new connective
tissue. This process results in a large scar formation.
4-11. FACTORS WHICH MAY IMPAIR WOUND HEALING
The following factors may impair wound healing.
Hypoproteinemia and vitamin C deficiency.
Diminished blood supply to the area.
Steroid administration (cortisone inhibits subsequent fibroplasia and
Debilitating diseases, such as cancer.