In several forms of minor surgical work considerable satisfaction is obtainable even when comparatively careless methods are pursued. However, in the particular field of this subject a minutely planned and carefully carried out technic is essential to a successful issue.
The need for repairs to the epithelial covering may arise from the following causes: deep burns, lacerated wounds, the sloughing of flaps, gangrene from frost bite and other causes, varicose and other ulcers, the correction of deformities and the excision of malignant growths. Bared areas can only cover themselves by the reproduction of epithelium around the edges. After a varying length of time, dependent somewhat on the individual case, this border-line epithelium becomes apparently entirely exhausted and ceases to reproduce itself further. Then Nature must be assisted. Indeed, it is not usually best to wait until she has thrown up the sponge.
Unless the denuded area is quite large, it