During surgery to remove a metastasis from the posterior aspect of the left lung, the surgical field began to fill with a clear to milky fluid. Which of the following had most likely occurred?
A) The surgeon had penetrated the pleural cavity allowing its fluid to flow into the surgical field.
B) The surgeon had penetrated the pericardial cavity allowing its fluid to flow into the surgical field.
C) The surgeon had lacerated the thoracic duct.
D) The surgeon had lacerated the right auricle of the heart.
E) The surgeon had lacerated the left main bronchus.
Ans: C
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