[Assessment of external methods of traditional Chinese medicine in patients with chronic ulcer of the lower extremities: study protocol of a multicenter, randomized, parallel-group, prospective trial].

Background: Chronic ulcer of the lower extremities amounts for a grave and serious problem for public health. Western medicine focuses on controlling infection, improving blood circulation, surgical debridement, skin grafting, etc, but there are bottlenecks in the treatment. Traditional Chinese medicine (TCM) has a long history and a legacy of sound clinical efficacy in this area.

[Therapy mainly for strengthening healthy energy to promote blood circulation in treating 112 diabetic patients with gangrene].

Objective: To evaluate the effects of the therapy mainly for strengthening healthy energy to promote blood circulation in treating diabetic patients with gangrene.

Methods: A series of 112 diabetic patients with gangrene were investigated before and after treatment in the changes of wounds, clinical symptoms and quality of life.

Results: Fifty-eight cases were cured, 12 cases showed response, 36 cases improved, and 6 cases failure of treatment.