Identification of the trapezius branch of the accessory nerve in adult Vietnamese cadavers

Myofascial pain syndrome is an important health problem, in which the trapezius muscle is one of the most affected muscles in the working-age population. The study was conducted to describe the distribution of nerve points of the accessory nerve to the trapezius muscle in Vietnamese adult cadavers. A cross-sectional descriptive study was performed on 18 trapezius muscles from fresh frozen cadavers of Vietnamese adults. A total of 142 nerve entry points were identified in 18 trapezius muscles, wh