Final answer:
The nurse should explain to the client that this type of drainage is seen with an infection. Infection can cause the wound to produce purulent drainage, which is thick, yellow, green, or brown in color and may have a foul odor.
Step-by-step explanation:
The nurse should explain to the client that this type of drainage is seen with an infection. Infection can cause the wound to produce purulent drainage, which is thick, yellow, green, or brown in color and may have a foul odor. It is important for the client to understand that this type of drainage indicates the presence of bacteria and the need for appropriate treatment.