A 65-year-old man with sepsis undergoes right internal jugular vein central line insertion under ultrasound guidance. A post-procedure chest X-ray is obtained. The structure marked D in the diagram shows normal apex lung markings with no visceral pleural line visible. Which of the following is the most important implication of this finding?

See the options, answer & explanation

Sign in free to reveal the answer choices, the correct answer, the detailed explanation, and AI-powered insights for this question.

Daily MCQs, study tips, and topper strategies on Telegram.