Surgery Pleural fluid LDH / Serum fluid LDH ratio is _____, to in exudation pleural effusion A > 0.3 B > 0.5 C > 0.6 D > 0.8 💡 Explanation Pleural fluid LDH / Serum fluid LDH ratio is _____, to in exudation pleural effusion ✓ Correct Answer: C. > 0.6