Causes of a brachial plexus injury. Brachial plexus injury (BPI) is an umbrella term for a variety of conditions that may impair function of the brachial plexus nerve network. The majority of pediatric and adult brachial plexus injuries are caused by trauma. The most common inciting events may include:auses of a brachial plexus injury. Brachial plexus injury (BPI) is an umbrella term for a variety of conditions that may impair function of the brachial plexus nerve network. The majority of pediatric and adult brachial plexus injuries are caused by trauma. The most common inciting events may include:
frustration meaning, definition, what is frustration: the feeling of being annoyed or less confident because you cannot achieve what you wantâ¦. Learn more.
Is a source of stress due to the accumulation of little problems of daily living. For example, longer working hours. Frustration. Is a source of stress due to an event that blocked a goal. For instance, being stock in traffic and missing an important job interview.