Which of the following statements is an appropriate nursing diagnosis for an client 80 years of age diagnosed with congestive heart failure, with symptoms of edema, orthopnea, and confusion?
A. Congestive heart failure related to edema
B. Extracellular volume excess related to heart failure, as evidenced by edema and orthopnea
C. Fluid volume excess related to loss of sodium and potassium
D. Fluid volume deficit related to congestive heart failure, as evidenced by shortness of breath
