患者,男,38岁,住院号04283。该患1991年6月某日在井下工作时不慎,右足4趾被砸伤,微有疼痛,无肿胀及皮肤损伤。伤后10天,患趾又被小孩踩伤,疼痛较前加重。轻度肿胀,翌日发热,持续3至4天,给予消炎治疗后热退,但仍感患趾疼痛,同时末节甲旁出现小片创面,逐渐扩大,经数月换药创面不愈,逐渐将趾甲烂掉一半,剩余部分变形。于1992年6月在趾神经阻滞麻醉下将趾甲拔除,创面仍不愈合。且逐渐加深,趾骨外露,不能坚持工作,曾经外院 Patient, male, 38 years old, hospital number 04283. The patient was inadvertently working downhole on a certain day in June 1991. His right foot was toeed by 4 toes, with slight pain, no swelling and skin damage. Ten days after the injury, the affected toe was again stepped on by the child and the pain increased. Mild swelling, fever for the next day, lasted for 3 to 4 days, gave back heat after anti-inflammatory treatment, but still felt pain in the toes. At the same time, a small piece of wounds appeared next to the distal segment and gradually expanded. After several months of dressing change, the wound was gradually healed. Half rotted, and the rest was distorted. In June 1992, the toenail was removed under the anesthesia of the toe nerve block, and the wound did not heal. And gradually deepened, the phalanges are exposed and cannot work.