EMR Helena is assessing a 56-year-old woman who complains of chest pain. She is diaphoretic, and her skin has a gray cast to it. She is having difficulty getting her breath. What is the BEST way for Helena to discern whether this patient is having cardiac pain or pleuritic chest pain?
a. Helena can ask the patient if the pain changes when she breathes in and out deeply.
b. Helena can ask the patient if she has ever had issues with her heart or lungs before.
c. Helena can remove the patient's clothes and look for bruises in either the lung or heart area.
d. Helena can press on the patient's chest to feel for a swollen heart or swollen lungs.