A nurse at outpatient clinic is returning phone calls that have been made to the clinic. Which of the following calls should have the highest priority for medical intervention?
A. A home health patient reports, "I am starting to have breakdown of my heels."
B. A patient that received an upper extremity cast yesterday reports, "I can’t feel my fingers in my right hand today."
C. A young female reports, "I think I sprained my ankle about 2 weeks ago."
D. A middle-aged patient reports, "My knee is still hurting from the TKR."