HESI Registered Nurse EXIT Practice Exam

What is the most appropriate covering for a partial thickness sacral pressure ulcer?

1. Transparent dressing

2. Dry sterile dressing with antibiotic ointment

3. Wet to dry dressing

4. Occlusive moist dressing

The correct answer is: Occlusive moist dressing

Using an occlusive moist dressing for a partial thickness sacral pressure ulcer is appropriate because this type of dressing creates a moist environment that promotes optimal healing. Moist wound healing has been shown to effectively enhance the healing process by reducing pain, minimizing scab formation, and decreasing the risk of infection. Occlusive dressings also help retain moisture, which is beneficial for granulation tissue and epithelialization, vital processes in wound healing. Furthermore, these dressings can provide a barrier against bacteria, thus protecting the wound from potential sources of infection while allowing for gaseous exchange. This balance between moisture retention and protection is crucial for the healing of partial thickness wounds, as they may involve loss of the epidermis and possibly part of the dermis. While other options like transparent dressings and dry sterile dressings can be utilized for different types of wounds, they may not provide the same level of moisture retention and healing benefits required for partial thickness ulcers. Similarly, wet to dry dressings may be more suitable for debriding necrotic tissue rather than maintaining a moist environment for healing.