Wound Treatment Associate (WTA) Practice Exam

How is a “dirty” wound defined?

1. Presence of necrotic tissue only

2. Heavy bacterial loads and high volumes of exudate

3. Shallow abrasions with minor bleeding

4. Cuts that are clean and without redness

The correct answer is: Heavy bacterial loads and high volumes of exudate

A "dirty" wound is characterized primarily by heavy bacterial loads and high volumes of exudate. This definition indicates that such wounds are infected or have a significant potential for infection due to the presence of large numbers of bacteria that could impede healing and lead to further complications. Wounds in this category often exhibit symptoms such as increased swelling, redness, heat, and pus or other abnormal discharge. The presence of necrotic tissue alone does not encompass the full definition of a dirty wound, as it may not always indicate infection, but rather a non-viable tissue that may need to be cleaned out. Shallow abrasions with minor bleeding and cuts that are clean and without redness are typically classified as less severe, with lower risks of infection, thus not aligning with the concept of a dirty wound. A dirty wound requires careful and often immediate medical attention to manage infection and facilitate healing effectively.