Certified Wound Ostomy Nurse (CWON) Practice Test

What does chemical debridement involve?

1. Utilizing enzymatic solutions for tissue removal

2. Implementing surgical techniques for fast debridement

3. Applying non-enzymatic solutions like sodium hypochlorite

4. Using occlusive dressings to promote autolysis

The correct answer is: Applying non-enzymatic solutions like sodium hypochlorite

Chemical debridement involves the use of specific substances to break down necrotic tissue, facilitating its removal from a wound. In the context of options provided, utilizing non-enzymatic solutions, such as sodium hypochlorite, can effectively aid in debridement by serving as a chemical agent that helps cleanse the wound and eliminate bacteria. Sodium hypochlorite, for instance, acts as a potent antimicrobial solution while also breaking down necrotic tissue. This aligns with the principles of chemical debridement, which focuses on enhancing healing by removing dead tissue through the application of specialized chemical agents. In contrast, enzymatic solutions mentioned in the first choice are specifically designed to target and digest non-viable tissue but would not be classified under non-enzymatic solutions. Surgical techniques usually imply more invasive approaches and are not a form of chemical debridement. Finally, while occlusive dressings can promote autolysis—a process where the body’s own fluids help remove dead tissue—they do not involve a chemical agent as required for a chemical debridement classification. Therefore, the application of non-enzymatic solutions, such as sodium hypochlorite, indeed corresponds with the appropriate definition of chemical debridement.