患者男 ,19岁 ,战士。被流弹击中右颈部 4ｈ ,呼吸困难、昏迷 2ｈ。患者于 1999年 8月 2 5日上午 9时被一流弹击中右颈部 ,当时伤口轻微疼痛 ,仅少许出血 ,言语、行走无特殊 ,患者未予注意。伤后约 2ｈ患者渐感觉颈部肿胀、呼吸困难 ,自己步行到卫生所后呼吸困难加重 ,意识渐不 Patient male, 19 years old, warrior. Shot by the shot hit the right neck 4h, breathing difficulties, coma 2h. The patient was hit by a first-rate projectile at 9 am on August 25, 1999 at the right neck. At that time, the patient was slightly sore with only a small amount of bleeding, speech and walking were uncommon and the patient did not notice. About 2h after injury, patients gradually feel neck swelling, difficulty breathing, walking to the clinic after their own breathing difficulties, increasing awareness