Introduction to Wound Healing

Wound Description

A wound can be:

Acute – A wound that has a predictable course for healing (it precedes through the three phases in a timely manner).

Chronic – A wound that does not progress in a timely manner; it may not restore anatomical structure.


Superficial – A shallow, partial thickness wound that extends through the epidermis but not through the dermis; Will heal by the process of regeneration; Superficial wounds include abrasions, blisters and stage 2 ulcers.

Deep – A full thickness wound that extends through the dermis and subcutaneous tissue;   May extend to underlying fascia; Heal by tissue repair; Include stage 3 and 4 pressure ulcers as well as deep lacerations.

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