Wound, Ostomy and Continence Nurses Society (WOCN) Practice Exam

What is the primary purpose of total contact casting?

1. To promote blood circulation

2. To provide immobilization of the foot

3. To evenly distribute stress over the lower extremities

4. To increase mobility

The correct answer is: To evenly distribute stress over the lower extremities

The primary purpose of total contact casting is to evenly distribute stress over the lower extremities, which is essential in managing diabetic foot ulcers and other similar conditions. By creating a mold that surrounds the foot and provides contact with the entire surface, the cast minimizes focal pressure points that could exacerbate existing wounds or lead to new ones. This distribution of weight across the entire foot aids in pressure relief and facilitates the healing process. While promoting blood circulation and immobilization may be beneficial secondary effects of total contact casting, they are not the main objectives. Increased mobility is generally not associated with total contact casting, as the primary intent is to limit movement to allow for healing and prevent further injury to the affected area. Thus, the focus on evenly distributing stress clearly reflects the crucial role of total contact casting in wound care management.