It is considered that the pleural effusion is probably associated with hypersensitivity due to the stimulus of sodium pentachlorophenol.The related case research should be done to prove its mechanism.

• 考虑患者发生胸腔积液可能与五氯酚钠直接刺激胸膜而诱发变态反应有关,建议今后加强对相关病例的研究,予以印证。