Final answer:
The client has a fistula, which is an abnormal connection or passageway that forms between two organs or vessels that are not normally connected. It is a common complication of abdominal surgery.
Step-by-step explanation:
The client in question has a fistula. A fistula is an abnormal connection or passageway that forms between two organs or vessels that are not normally connected. In this case, the constant drainage from the wound on the surface of the abdomen indicates the presence of a fistula that has formed between the bowel and the skin. This is a common complication of abdominal surgery.