The nurse cares for a client with systemic lupus erythematosus. Which assessment and laboratory findings require immediate follow-up by the nurse? 
A. Creatinine 1.4 mg/dL 
B. Blood pressure 156/82 
C. Headache rated 2/10 
D. Foamy urine 
E. Red-tinged urine 
F. Sodium 138 mEq/L