Two days after undergoing a C-section, a 28-year-old woman develops shortness of breath and pain on the left side of her back with deep breathing. Her vitals are: temperature 99.0F, HR 110, RR 24, BP 110/70. Arterial blood gases are performed and show: pH 7.47, pCO2 28 mmHg, pO2 60 mmHg. CT angiography confirms the diagnosis. Which of the following best explains this patient’s presentation?
Dead space
Diffusion impairment
Pleurodynia
Ruptured subapical bleb
Shunt
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Cut-to-the-chase Answer (0:44):
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HY USMLE Answer (6:03):
