A 56-Year-Old Man Is Brought to the Emergency Department Due

A 56-year-old man is brought to the emergency department due to burning substernal pain that began 6 hours ago.  The patient has a history of type 2 diabetes mellitus and hypertension.  He smokes 2 packs of cigarettes daily and consumes alcohol occasionally.  An ECG performed in the emergency department shows ST segment elevation in leads I, aVL, and V3-V6.  During the next several hours, the patient develops progressive shortness of breath that worsens when lying flat.  Which of the following histologic features is most likely to be present in this patient's lung tissue?

A) Fat globules and bone marrow cells in the pulmonary arterioles
B) Focal necrosis of the alveolar walls with intraalveolar hemorrhage
C) Neutrophil-rich fluid filling the bronchi, bronchioles, and alveoli
D) Numerous hemosiderin-laden macrophages in the alveoli
E) Engorged capillaries and alveoli filled with acellular pink material
F) Prominent mononuclear cell infiltration in the interstitium

Correct Answer:

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