Electronic anoscopy of rectal mucosal congestion and edema often suggests that there is intestinal inflammation, rectal prolapse, consumption of spicy and irritating food, etc., need to clarify the cause of the cause of treatment. 1. Intestinal inflammation: the stimulation of inflammation can cause congestion and edema of the rectal mucosa, it is recommended to take antibiotics such as clindamycin, erythromycin, azithromycin and other drugs to control inflammation and improve the symptoms, the drug should be used in accordance with the doctor’s instructions, the emergence of adverse reactions to the timely medical care, drug allergy is prohibited. 2. Rectal prolapse: rectal mucosa prolapse for a long time will cause venous return obstruction caused by mucosal congestion and edema, it is recommended to carry out timely manipulation reset and timely medical treatment. 3. Physiological factors: smoking, drinking alcohol, eating spicy and stimulating food can also cause rectal mucosal congestion and edema, it is recommended to quit smoking and drinking alcohol, eat a light diet, avoid staying up late, avoid eating spicy and stimulating food. Therefore, after the discovery of rectal mucosal congestion and edema, it is recommended to receive further examination to clarify the cause of the disease, and actively cooperate with the doctor to receive standardized treatment to improve the prognosis of the disease.