mrcp part 1 MCQ (SBA): Pleural Effusion (Light's Criteria)

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HardRespiratory MedicinePleural Effusion (Light's Criteria)mrcp part 1ukmlapane

A 75-year-old woman presents with progressive shortness of breath. Chest X-ray reveals a large right-sided pleural effusion. Pleural fluid analysis shows: Pleural fluid protein 20 g/L, Serum protein 70 g/L. Pleural fluid LDH 100 U/L, Serum LDH 200 U/L. What is the most likely cause of the effusion?

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mrcp part 1 MCQ: Pleural Effusion (Light's Criteria) — Answer & Explan