[Verified Answer]: Has experienced increasing dyspnea on…

Has experienced increasing dyspnea on exertion during the last 2 years Recently had a respiratory tract infection, frequent cough, and edema in legs 2 weeks ago Cannot walk two blocks without getting short of breath Has to sleep with head elevated on three pillows Does not always remember to take medication Objective Data Physical Examination In respiratory distress, use of accessory muscles, respiratory rate 36 breaths/min Heart murmur Moist crackles in both lungs Cyanotic lips and extremities Skin cool and diaphoretic Diagnostic Studies Chest