A group of clients presents to the emergency department with…

A group of clients presents to the emergency department with symptoms of foodborne illness after attending a community potluck dinner. The nurse gathers information from the clients and identifies a common exposure to potato salad made with mayonnaise that had been left out at room temperature for several hours during the event. Several clients exhibit symptoms of nausea, vomiting, abdominal cramps, and diarrhea. One client presents with more severe symptoms, including high fever and bloody diarrhea. The nurse suspects the presence of a foodborne pathogen. Which pathogen is most likely responsible for the client’s severe symptoms?

A client presents with abdominal pain, nausea, and vomiting….

A client presents with abdominal pain, nausea, and vomiting. During the assessment, the nurse palpates a pulsatile mass in the upper abdomen. The client reports weight loss and hematemesis. Which diagnostic test should the nurse anticipate to confirm the suspected diagnosis?