The Nurse Is Providing Care for a Client in Chemotherapy

The nurse is providing care for a client in chemotherapy. The client is experiencing nausea and vomiting and reports numbness and tingling around the mouth. Before notifying the health-care provider, which is the most important assessment for the nurse to perform?

A) Perform a Chvostek's and Trousseau's test
B) Determine the current amount of fluid lost
C) Obtain a complete set of vital signs
D) Check for paresthesia in hands and feet