The term 'injury symptom' can be summarized by the crossword solution 'SHOCK, ' which is a five-letter word. SHOCK is a medical condition that occurs when there is an inadequate flow of blood to the body's organs and tissues, resulting in a lack of oxygen and nutrients. It can be caused by trauma, infection, or other medical conditions, and is characterized by pale skin, low blood pressure, rapid breathing, and confusion. SHOCK can be a life-threatening condition and requires immediate medical attention.