Rheumatic valvular heart disease treated with traditional Chinese medicine: A case report

Figure 1 Comparison of the patient’s Visual Analog Scale results before and after treatment. Results are shown for day and night for 0-10 min on a 0-100 mm scale, for which a score of 0 scale indicates no symptoms, and 100 indicates the most severe degree of chest tightness. The √ mark represents the mark that the patient makes on the corresponding scale according to their experience of the symptom.