client comes into the E.R. with acute shortness of breath and a cough that produces pink, frothy sputum. Admission assessment reveals crackles and wheezes, a BP of 85/46, a HR of 122 BPM, and a respiratory rate of 38 breaths/minute. The client's medical history included diabetes, hypertension, and heart failure. Which of the following disorders should the nurse suspect?
• a. Pulmonary edema
• b. Pneumothorax
• c. Cardiac tamponade
• d. Pulmonary embolism