主訴：車禍：騎機車 開車 乘客 . 有戴安全帽.
自訴受傷部位：頭部（前額）、胸部、腹部、左右雙手臂、手掌、大腿、小腿、腳、膝、臀、胸、背
沒有其他部位受傷.
ILOC（－）. Diffuse headache（－）. Vomiting（－）. Amnesia（－）. Dyspnea（－）. Chest pain（－）. Back pain（－）.
NPO since 12:00
[ Past History ]
DM（＋－）. HTN（＋－）. Drug allergy（＋－）.
Denied pregnancy.
Tetanus toxoid within 5 yr（－）.
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E4M6V5, orientation OK.
HEENT: Not pale, non-icteric.
Pupils and EOM: intact
Neck: no tender point.
Chest: No wound, no tenderness.
BS: Clear. HS: RHB, no murmur.
Abd: Soft, no wound, no tenderness.
Ext: Freely movable, can walk without assistance.
No AUR, no stool or urine incontinence.
Muscle power: 右上肢〔5〕，左上肢〔5〕，右下肢〔5〕，左下肢〔5〕
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多處擦傷及挫傷：頭部（前額）、胸部、腹部、左右雙手臂、手掌、大腿、小腿、腳、膝、臀、胸、背
Head trauma.
Chest and abdominal contusions.
Left Right elbow, knee, ankle injury.
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Tetanus toxoid. Wound CD. Suture.
X-rays.
Explain ED work-up and treatment strategy.