This article summarizes the experience of professor PENG Qing-hua in the treatment of retinal detachment after surgery with benefiting qi and nourishing yin and activating blood and promoting diuresis.In the characteristics of the component,professor PENG Qing-hua applied the theory of ‘cross-medication with blood and water' to the clinical practice of ophthalmology syndrome differentiation system.The idea is to treat the retinal detachment with benefiting qi and nourishing yin and activating blood and promoting diuresis.In the characteristics...