血痂(scab),指伤口或疮口表面上由血小板和纤维蛋白凝结而成的块状物,呈黑红色,对伤口有保护作用,伤口或疮口痊愈后血痂自行脱落,强行掰落可能会导致流血,痊愈后可能留下瘢痕。尿囊素可保护伤口结痂,不致于抓痒,又可帮助脱痂。
抓痕周围常有炎性红斑,其上覆有淡黄血清痂或红色血痂。
Frequently there is an inflammatory areola around the excoriation or a covering of yellowish dried serum or red dried blood over it.
目的探讨彩色多普勒超声观察骨折骨痂血运的临床价值。
Objective To investigate the value of color Doppler ultrasonography on fracture callus monitoring.
观察烧伤休克期切痂后猪血浆游离氨基酸的变化规律,探讨焦痂毒素对全血氨基酸浓度的影响。
To investigate the changes of the content of free amino acids in the plasma of pig in burn shock stage, LPS?
应用推荐