SECONDARY SURVEY LOOK FOR EXTERNAL CLUES As part of your assessment, "How to check casualty for injury?" look for external clues to a casualty's condition. If you suspect drug abuse, take care as he may be carrying needles and syringes. You may find an appointment card for a hospital or clinic. or a card indicating a history of allergy, diabetes, or epilepsy horse-riders or cyclists may carry such a card inside their riding hat or helmet. Food or medication may also give valuable clues about the casualty's condition; for example, people with diabetes may carry sugar lumps or glucose gel. A person with a known disorder may also have medical warning information on a special locket, bracelet. medallion or key ring (such as a "Medic Alert" or "SOS Talisman"). Keep any such item with the casualty or give it to the emerg2ncy services If you need to search a casualty’s belongings, always try to ask first, and perform the search in front of a reliable witness. now we know How to check casualty for injury.     HEAD-TO-TOE EXAMINATION Once you have taken the casualty's history and asked about any symptoms, she has should carry out a detailed examination Use all your senses when you examine a casualty: look, listen, feel and smell. Read the full article