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Malignant pleural effusion — ABEM Board MCQ

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ModeratePulmonary emergenciesMalignant pleural effusionABEM Board

A 70-year-old man with lung cancer presents as triage level 2 with progressive dyspnea. Exam shows tracheal deviation away from a large unilateral pleural effusion on x-ray, oxygen saturation is 89%, and BP is stable. Which of the following is the most appropriate next step in management?

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Correct answer: CTherapeutic thoracentesis with pleural fluid analysis

Large symptomatic pleural effusion is managed with diagnostic and therapeutic thoracentesis when respiratory compromise is present.

Reference: ABEM EM Model; pleural disease guidance